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Prepair 1000+ v1.1566 SSR4 Andrew Coventry reviewed gene: SSR4: Rating: GREEN; Mode of pathogenicity: None; Publications: 4218363, 26264460, 33300232, 38805916; Phenotypes: Congenital disorder of glycosylation, type Iy MIM#300934; Mode of inheritance: X-LINKED: hemizygous mutation in males, biallelic mutations in females
Prepair 1000+ v1.1566 OPHN1 Andrew Coventry reviewed gene: OPHN1: Rating: GREEN; Mode of pathogenicity: None; Publications: 12807966, 16221952, 16221952, 29510240, 12807966, 16158428, 25649377, 24105372; Phenotypes: Intellectual developmental disorder, X-linked syndromic, Billuart type MIM#300486, X-linked intellectual disability-cerebellar hypoplasia syndrome MONDO:0010337; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.1566 NHS Andrew Coventry reviewed gene: NHS: Rating: GREEN; Mode of pathogenicity: None; Publications: 31755796, 25266737, 14564667, 18949062; Phenotypes: Nance-Horan syndrome MIM#302350, Cataract 40, X-linked MIM#302200; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.1550 ZC4H2 Zornitza Stark Mode of inheritance for gene: ZC4H2 was changed from X-LINKED: hemizygous mutation in males, biallelic mutations in females to X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.1532 POU1F1 Zornitza Stark Phenotypes for gene: POU1F1 were changed from Pituitary hormone deficiency, combined, 1, 613038 (3) to Pituitary hormone deficiency, combined or isolated, 1, MIM#613038
Prepair 1000+ v1.1482 MECP2 Zornitza Stark Mode of inheritance for gene: MECP2 was changed from X-LINKED: hemizygous mutation in males, biallelic mutations in females to X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.1470 MKKS Zornitza Stark Phenotypes for gene: MKKS were changed from McKusick-Kaufman syndrome, 236700 (3) to Bardet-Biedl syndrome 6 MIM#605231; McKusick-Kaufman syndrome MIM#236700; MKKS-related ciliopathy MONDO:1040050
Prepair 1000+ v1.1460 MKKS Andrew Coventry reviewed gene: MKKS: Rating: GREEN; Mode of pathogenicity: None; Publications: 10973238, 10973251, 12107442, 20472660, 15770229, 20177705, 28761321, 30718709; Phenotypes: Bardet-Biedl syndrome 6 MIM#605231, McKusick-Kaufman syndrome MIM#236700, MKKS-related ciliopathy MONDO:1040050; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.1460 MED23 Andrew Coventry changed review comment from: Intellectual developmental disorder, autosomal recessive 18, with or without epilepsy is a syndromic intellectual disability, including early onset epilepsy, spasticity, microcephaly and, less frequently, delayed myelination and thin corpus callosum. Variants in MED23 have been reported in at least 11 affected individuals from at least 6 unrelated families. Congenital/early onset. Functional studies and animal models present.; to: Intellectual developmental disorder, autosomal recessive 18, with or without epilepsy is a syndromic intellectual disability, including early onset epilepsy, spasticity, microcephaly and, less frequently, delayed myelination and thin corpus callosum. Variants in MED23 have been reported in at least 11 affected individuals from at least 6 unrelated families. Congenital/early onset. Functional studies and animal models present. Variants reported include nonsense and missense.
Prepair 1000+ v1.1460 MECP2 Andrew Coventry reviewed gene: MECP2: Rating: GREEN; Mode of pathogenicity: None; Publications: 11402105, 10577905, 11071498, 16647997, 10508514, 31206249, 10986043, 11807877; Phenotypes: Encephalopathy, neonatal severe MIM#300673, Intellectual developmental disorder, X-linked syndromic 13 MIM#300055, Intellectual developmental disorder, X-linked syndromic, Lubs type MIM#300260; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.1457 MTHFR Lauren Thomas changed review comment from: Methylenetetrahydrofolate reductase deficiency is a common inborn error of folate metabolism. The phenotypic spectrum ranges from severe neurologic deterioration and early death to asymptomatic adults.

HGNC approved symbol/name: MTHFR
Is the phenotype(s) severe and onset <18yo? Yes
Known technical challenges? No
Gene reported in 3 independent families: Yes ; to: Methylenetetrahydrofolate reductase deficiency is a common inborn error of folate metabolism. The phenotypic spectrum ranges from severe neurologic deterioration and early death to asymptomatic adults.

HGNC approved symbol/name: MTHFR
Is the phenotype(s) severe and onset <18yo? Yes
Known technical challenges? No
Gene reported in 3 independent families: Yes

NOTE: there are two very common variants in this gene that are not associated with severe disease (665C>T & 1286A>C)
Prepair 1000+ v1.1456 POU1F1 Lisa Norbart reviewed gene: POU1F1: Rating: GREEN; Mode of pathogenicity: None; Publications: 1472057, 15928241, 7593413; Phenotypes: Pituitary hormone deficiency, combined or isolated, 1, MIM#613038; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.1456 ZC4H2 Michelle Torres reviewed gene: ZC4H2: Rating: GREEN; Mode of pathogenicity: None; Publications: 31206972, 37010288; Phenotypes: Wieacker-Wolff syndrome MIM#314580; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.1456 ZAP70 Michelle Torres commented on gene: ZAP70: The ZAP70 gene is associated with both Autoimmune disease, multisystem, infantile-onset, 2 MIM#617006 and Immunodeficiency 48 MIM#269840.

Genotype-phenotype correlation:
- ZAP70 LoF variants cause Immunodeficiency 48 MIM#269840 characterised by low CD8 number, normal CD4 number but with poor function.
- ZAP70 combined hypomorphic and activating mutations cause decreased CD8, normal or decreased CD4 cells and severe autoimmunity resulting in Autoimmune disease, multisystem, infantile-onset, 2.
Prepair 1000+ v1.1413 SC5D Zornitza Stark Phenotypes for gene: SC5D were changed from Lathosterolosis, 607330 (3) to Lathosterolosis, MIM#607330
Prepair 1000+ v1.1397 SC5D Lauren Rogers reviewed gene: SC5D: Rating: GREEN; Mode of pathogenicity: None; Publications: 17853487, 12189593, 12812989, 24142275; Phenotypes: Lathosterolosis, MIM#607330; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.1383 VSX2 Zornitza Stark Phenotypes for gene: VSX2 were changed from Microphthalmia with coloboma 3, 610092 (3) to Microphthalmia with coloboma 3, MIM# 610092; Microphthalmia, isolated 2, MIM# 610093
Prepair 1000+ v1.1375 MTO1 Zornitza Stark Phenotypes for gene: MTO1 were changed from Combined oxidative phosphorylation deficiency 10, 614702 (3) to Combined oxidative phosphorylation deficiency 10, MIM#614702
Prepair 1000+ v1.1367 MTO1 Lisa Norbart reviewed gene: MTO1: Rating: GREEN; Mode of pathogenicity: None; Publications: 26061759, 29331171, 23929671; Phenotypes: Combined oxidative phosphorylation deficiency 10, MIM#614702; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.1367 VSX2 Clare Hunt reviewed gene: VSX2: Rating: GREEN; Mode of pathogenicity: None; Publications: 15257456, 8630490, 17661825, 3378363, 10932181; Phenotypes: Microphthalmia with coloboma 3, MIM# 610092, Microphthalmia, isolated 2, MIM# 610093; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.1367 MUT Lauren Thomas changed review comment from: Isolated methylmalonic aciduria is found in patients with mutations in the MUT gene causing partial, mut(-), or complete, mut(0), enzyme deficiency. Variable severity and age of onset:
• Infantile completely deficient (mut0) or non-B12-responsive (clbB) is the most common phenotype and presents during infancy. Infants are normal at birth, but develop lethargy, vomiting, and dehydration within the first few months of life. They may also exhibit hepatomegaly, hypotonia, encephalopathy, metabolic acidosis, ketosis and ketonuria, hyperammonemia, and hyperglycemia.
• Partially deficient (mut-) or B12-responsive (cblA, cblD, rarely cblB) is an intermediate phenotype that can occur in the first few months or years of life. Symptoms include feeding problems, failure to thrive, hypotonia, and developmental delay. Some have protein aversion and vomiting, and lethargy after protein intake.

HGNC approved symbol/name: MMUT *
Is the phenotype(s) severe and onset <18yo? Yes
Treatments available: cobalamin, N-carbamylglutamate, carnitine, diet, liver transplant
Known technical challenges? No
Gene reported in 3 independent families: Yes

* NOTE: gene previously called MUT; to: Isolated methylmalonic aciduria is found in patients with mutations in the MUT gene causing partial, mut(-), or complete, mut(0), enzyme deficiency. Variable severity and age of onset:

• Infantile completely deficient (mut0) or non-B12-responsive (clbB) is the most common phenotype and presents during infancy. Infants are normal at birth, but develop lethargy, vomiting, and dehydration within the first few months of life. They may also exhibit hepatomegaly, hypotonia, encephalopathy, metabolic acidosis, ketosis and ketonuria, hyperammonemia, and hyperglycemia.

• Partially deficient (mut-) or B12-responsive (cblA, cblD, rarely cblB) is an intermediate phenotype that can occur in the first few months or years of life. Symptoms include feeding problems, failure to thrive, hypotonia, and developmental delay. Some have protein aversion and vomiting, and lethargy after protein intake.

HGNC approved symbol/name: MMUT *
Is the phenotype(s) severe and onset <18yo? Yes
Treatments available: cobalamin, N-carbamylglutamate, carnitine, diet, liver transplant
Known technical challenges? No
Gene reported in 3 independent families: Yes

* NOTE: gene previously called MUT
Prepair 1000+ v1.1367 MTHFR Lauren Thomas changed review comment from: Methylenetetrahydrofolate reductase deficiency is a common inborn error of folate metabolism. The phenotypic spectrum ranges from severe neurologic deterioration and early death to asymptomatic adults.

HGNC approved symbol/name: MTHFR
Is the phenotype(s) severe and onset <18yo? Yes
Known technical challenges? No
Gene reported in 3 independent families: Yes

NOTE: common variants not associated with severe disease are not reported; to: Methylenetetrahydrofolate reductase deficiency is a common inborn error of folate metabolism. The phenotypic spectrum ranges from severe neurologic deterioration and early death to asymptomatic adults.

HGNC approved symbol/name: MTHFR
Is the phenotype(s) severe and onset <18yo? Yes
Known technical challenges? No
Gene reported in 3 independent families: Yes
Prepair 1000+ v1.1359 MPI Zornitza Stark Phenotypes for gene: MPI were changed from Congenital disorder of glycosylation, type Ib, 602579 (3) to Congenital disorder of glycosylation, type Ib, MIM# 602579
Prepair 1000+ v1.1357 MPI Lauren Thomas reviewed gene: MPI: Rating: GREEN; Mode of pathogenicity: None; Publications: 32266963, 19101627, 12414827, 9585601, 10980531, 33098580, 33204592, 32905087, 30242110; Phenotypes: Congenital disorder of glycosylation, type Ib, MIM# 602579; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.1348 HSD17B10 Crystle Lee reviewed gene: HSD17B10: Rating: GREEN; Mode of pathogenicity: None; Publications: 38841322, 22127393; Phenotypes: HSD10 mitochondrial disease, MIM#300438; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.1336 TSFM Zornitza Stark Phenotypes for gene: TSFM were changed from Combined oxidative phosphorylation deficiency 3, 610505 (3) to Combined oxidative phosphorylation deficiency 3, MIM#610505
Prepair 1000+ v1.1300 DHDDS Zornitza Stark Phenotypes for gene: DHDDS were changed from Retinitis pigmentosa 59, 613861 (3) to Retinitis pigmentosa 59, MIM#613861; Congenital disorder of glycosylation, type 1bb, MIM# 613861
Prepair 1000+ v1.1294 FLNA Zornitza Stark Phenotypes for gene: FLNA were changed from FG syndrome 2, 300321 (3) to FG syndrome 2, MIM#300321; Frontometaphyseal dysplasia 1, MIM#305620; Heterotopia, periventricular, 1, MIM#300049; Intestinal pseudoobstruction, neuronal, MIM#300048; Melnick-Needles syndrome, MIM#309350; Otopalatodigital syndrome, type I, MIM#311300; Otopalatodigital syndrome, type II, MIM#304120; Terminal osseous dysplasia, MIM#300244
Prepair 1000+ v1.1268 COL7A1 Michelle Torres changed review comment from: The COL7A1 gene is associated with dystrophic epidermolysis bullosa (DEB), a genetic skin disorder affecting skin and nails that usually presents at birth.

There are 2 main subtypes: dominant (DDEB) and recessive (RDEB), both with many clinical subtypes. For carrier screening testing, the only relevant subtypes are AR.

Genotype-phenotype correlation is unclear (PMID: 31670143), but variants resulting in complete absence of protein are usually associated with the most severe RDEB (PMID: 32506467). The recessive exon skipping variants are scattered throughout the gene (PMID: 31670143).

NB: Transient bullous of the newborn MIM#131705 is predominantly AD, but AR cases have been reported (PMID: 25639640 Table 1). It has onset at birth, but skin lesions resolve between 6 months and 2 years of age. Some patients have milder persistent blistering.; to: The COL7A1 gene is associated with dystrophic epidermolysis bullosa (DEB), a genetic skin disorder affecting skin and nails that usually presents at birth.

There are 2 main subtypes: dominant (DDEB) and recessive (RDEB), both with many clinical subtypes. For carrier screening testing, the only relevant subtypes are AR.

Genotype-phenotype correlation is unclear (PMID: 31670143), but variants resulting in complete absence of protein are usually associated with the most severe RDEB (PMID: 32506467). The recessive exon skipping variants are scattered throughout the gene (PMID: 31670143).

NB: Transient bullous of the newborn MIM#131705 is predominantly AD, but AR cases have been reported (PMID: 25639640 Table 1). It has onset at birth, but skin lesions resolve between 6 months and 2 years of age. Some patients have milder persistent blistering. As noted above, genotype-phenotype correlation is unclear.
Prepair 1000+ v1.1268 COL7A1 Michelle Torres changed review comment from: The COL7A1 gene is associated with dystrophic epidermolysis bullosa (DEB), a genetic skin disorder affecting skin and nails that usually presents at birth.

There are 2 main subtypes: dominant (DDEB) and recessive (RDEB), both with many clinical subtypes. For carrier screening testing, the only relevant subtypes are AR.

Genotype-phenotype correlation is unclear (PMID: 31670143), but variants resulting in complete absence of protein are usually associated with the most severe RDEB (PMID: 32506467). The recessive exon skipping variants are scattered throughout the gene (PMID: 31670143).

NB: Transient bullous of the newborn MIM#131705 is predominantly AD, but AR cases have been reported (PMID: 25639640 Table 1). It has onset at birth, but skin lesions resolve between 6 months and 2 years of age. Some patients have milder persistent blistering. Relevance for Prepair requires discussion.; to: The COL7A1 gene is associated with dystrophic epidermolysis bullosa (DEB), a genetic skin disorder affecting skin and nails that usually presents at birth.

There are 2 main subtypes: dominant (DDEB) and recessive (RDEB), both with many clinical subtypes. For carrier screening testing, the only relevant subtypes are AR.

Genotype-phenotype correlation is unclear (PMID: 31670143), but variants resulting in complete absence of protein are usually associated with the most severe RDEB (PMID: 32506467). The recessive exon skipping variants are scattered throughout the gene (PMID: 31670143).

NB: Transient bullous of the newborn MIM#131705 is predominantly AD, but AR cases have been reported (PMID: 25639640 Table 1). It has onset at birth, but skin lesions resolve between 6 months and 2 years of age. Some patients have milder persistent blistering.
Prepair 1000+ v1.1257 POLA1 Michelle Torres reviewed gene: POLA1: Rating: GREEN; Mode of pathogenicity: None; Publications: 27019227, 31006512; Phenotypes: Pigmentary disorder, reticulate, with systemic manifestations, X-linked MIM#301220, Van Esch-O'Driscoll syndrome MIM#301030; Mode of inheritance: X-LINKED: hemizygous mutation in males, biallelic mutations in females
Prepair 1000+ v1.1257 FLNA Crystle Lee reviewed gene: FLNA: Rating: GREEN; Mode of pathogenicity: None; Publications: 30089473, 26471271, 22366253; Phenotypes: Cardiac valvular dysplasia, X-linked, MIM#314400, Congenital short bowel syndrome, MIM#300048, Frontometaphyseal dysplasia 1, MIM#305620, Heterotopia, periventricular, 1, MIM#300049, Intestinal pseudoobstruction, neuronal, MIM#300048, Melnick-Needles syndrome, MIM#309350, Otopalatodigital syndrome, type I, MIM#311300, Otopalatodigital syndrome, type II, MIM#304120, Terminal osseous dysplasia, MIM#300244; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.1257 DHDDS Crystle Lee reviewed gene: DHDDS: Rating: GREEN; Mode of pathogenicity: None; Publications: 27343064, 21295282; Phenotypes: Retinitis pigmentosa 59, MIM#613861, Congenital disorder of glycosylation, type 1bb, MIM# 613861; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.1257 RPS6KA3 Crystle Lee reviewed gene: RPS6KA3: Rating: GREEN; Mode of pathogenicity: None; Publications: 16879200; Phenotypes: Coffin-Lowry syndrome, MIM#303600, Intellectual developmental disorder, X-linked 19, MIM#300844; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.1257 COL4A5 Crystle Lee reviewed gene: COL4A5: Rating: GREEN; Mode of pathogenicity: None; Publications: 36531881, 19965530, 36341250; Phenotypes: Alport syndrome 1, X-linked, MIM#301050; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.1257 TSFM Crystle Lee reviewed gene: TSFM: Rating: GREEN; Mode of pathogenicity: None; Publications: 33816677, 31267352, 30911037, 27677415; Phenotypes: Combined oxidative phosphorylation deficiency 3, MIM#610505; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.1196 NARS2 Zornitza Stark Phenotypes for gene: NARS2 were changed from Combined oxidative phosphorylation deficiency 24, 616239 (3) to Combined oxidative phosphorylation deficiency 24 - MIM#616239, MONDO:0014547
Prepair 1000+ v1.1184 RAX Zornitza Stark Phenotypes for gene: RAX were changed from Microphthalmia, isolated 3, 611038 (3) to Microphthalmia, syndromic 16, MIM #611038
Prepair 1000+ v1.1156 RMND1 Zornitza Stark Phenotypes for gene: RMND1 were changed from Combined oxidative phosphorylation deficiency 11, 614922 (3) to Combined oxidative phosphorylation deficiency 11, MIM#614922
Prepair 1000+ v1.1076 DPAGT1 Zornitza Stark Phenotypes for gene: DPAGT1 were changed from Myasthenic syndrome, congenital, 13, with tubular aggregates, 614750 (3) to Congenital disorder of glycosylation, type Ij, MIM# 608093; DPAGT1-CDG MONDO:0011964; Myasthenic syndrome, congenital, 13, with tubular aggregates, MIM 614750
Prepair 1000+ v1.1064 PDHA1 Michelle Torres reviewed gene: PDHA1: Rating: GREEN; Mode of pathogenicity: None; Publications: 22142326; Phenotypes: Pyruvate dehydrogenase E1-alpha deficiency MIM#312170; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.992 STIL Ee Ming Wong changed review comment from: - More than 10 unrelated families reported.
- Onset at birth
- PMID: 24485834; 29352115: Complete loss of STIL is not compatible with life. Genetic mutations in human STIL result in
1. residual expression or
2. stabilization of STIL: PTCs that delete of the critical C-terminal KEN Box domain involved in Anaphase-Promoting-Complex/Cyclosome (APC/C)-mediated degradation of STIL5 were shown to result in mutant STIL stabilization and accumulation and subsequent centriole amplification. Demonstrated for p.(Val1219X) and p.(Gln1239X), suggested gain of function.; to: - More than 10 unrelated families reported.
- Onset at birth
- PMID: 24485834; 29352115: Complete loss of STIL is not compatible with life. Genetic mutations in human STIL result in
1. residual expression or
2. stabilization of mutant STIL: PTCs that delete of the critical C-terminal KEN Box domain involved in Anaphase-Promoting-Complex/Cyclosome (APC/C)-mediated degradation of STIL5 were shown to result in mutant STIL stabilization and accumulation and subsequent centriole amplification. Demonstrated for p.(Val1219X) and p.(Gln1239X), suggested gain of function.
Prepair 1000+ v1.992 TBX22 Ee Ming Wong changed review comment from: 1. Cleft palate with ankyloglossia (MIM# 303400)
- More than 10 families reported with cleft palate/ankyloglossia and variants in this gene.
- PMID:36901693 - Characterised by a cleft palate phenotype that is most often present in males and ranges from a high-arched palate, bifid uvula, submucous cleft palate, soft cleft palate, to complete cleft palate
- OMIM, PMID:36901693 - Ankyloglossia/ bifid uvula/cleft palate reported in heterozygous females
- Overall mild phenotype although PMID: 21375406 describes 1x TBX22 hemizygous individual with unilateral complete cleft lip and palate, ankyloglossia, hypodontia of the left maxillary second premolar, carpal bone anomalies, and hypoplastic thumb of the right hand. No other genes were tested.

2. Abruzzo-Erickson syndrome, MIM# 302905
PMID:22784330 - Single family reported with Abruzzo-Erickson syndrome, a syndromic form of cleft palate. Did not find additional reports on this phenotype; to: 1. Cleft palate with ankyloglossia (MIM# 303400)
- More than 10 families reported with cleft palate/ankyloglossia and variants in this gene.
- PMID:36901693 - Characterised by a cleft palate phenotype that is most often present in males and ranges from a high-arched palate, bifid uvula, submucous cleft palate, soft cleft palate, to complete cleft palate
- OMIM, PMID:36901693 - Ankyloglossia/ bifid uvula/cleft palate reported in heterozygous females
- Overall mild phenotype although PMID: 21375406 describes 1x TBX22 hemizygous individual with unilateral complete cleft lip and palate, ankyloglossia, hypodontia of the left maxillary second premolar, carpal bone anomalies, and hypoplastic thumb of the right hand. No other genes were tested.

2. Abruzzo-Erickson syndrome, MIM# 302905
PMID:22784330 - Single family reported with Abruzzo-Erickson syndrome, a syndromic form of cleft palate. Did not find additional reports on this phenotype
Prepair 1000+ v1.992 TBX22 Ee Ming Wong reviewed gene: TBX22: Rating: AMBER; Mode of pathogenicity: None; Publications: 36901693, 22784330, 21375406; Phenotypes: Cleft palate with ankyloglossia (MIM# 303400); Mode of inheritance: X-LINKED: hemizygous mutation in males, biallelic mutations in females; Current diagnostic: yes
Prepair 1000+ v1.992 ELP1 Clare Hunt changed review comment from: From OMIM; Hereditary sensory and autonomic neuropathy type III (HSAN3) is an autosomal recessive neurodegenerative disorder with onset soon after birth. Affected individuals show progressive symptoms resulting from depletion of sensory proprioceptive and autonomic neurons. Features include gastrointestinal dysfunction, gastroesophageal reflux, vomiting crises, recurrent pneumonia, seizures, gait abnormalities with loss of ambulation, kyphoscoliosis, postural hypotension, hypertension crises, absence of fungiform papillae on the tongue, decreased deep tendon reflexes, defective lacrimation, and impaired pain and temperature perception. The disorder is inevitably fatal, with only 50% of patients reaching 40 years of age.

HSAN3 has a high carrier frequency in the Ashkenazi Jewish population (summary by Morini et al., 2016).

Gene previously referred to as IKBKAP gene (ELP1; 603722) located on chromosome 9q31. Also previously referred to as Riley-Day syndrome.
From Mendeliome; AR dysautonomia: the condition is predominantly caused by homozygosity of c.2204+6T>C (major familial dysautonomia AJ haplotype - causes tissue-specific exon 20 skipping) in Ashkenazi Jewish individuals. Other variants have been reported in association with the disease.; to: From OMIM; Hereditary sensory and autonomic neuropathy type III (HSAN3) is an autosomal recessive neurodegenerative disorder with onset soon after birth. Affected individuals show progressive symptoms resulting from depletion of sensory proprioceptive and autonomic neurons. Features include gastrointestinal dysfunction, gastroesophageal reflux, vomiting crises, recurrent pneumonia, seizures, gait abnormalities with loss of ambulation, kyphoscoliosis, postural hypotension, hypertension crises, absence of fungiform papillae on the tongue, decreased deep tendon reflexes, defective lacrimation, and impaired pain and temperature perception. The disorder is inevitably fatal, with only 50% of patients reaching 40 years of age.

HSAN3 has a high carrier frequency in the Ashkenazi Jewish population (summary by Morini et al., 2016).

Gene previously referred to as IKBKAP gene (ELP1; 603722) located on chromosome 9q31.

From Mendeliome; AR dysautonomia: the condition is predominantly caused by homozygosity of c.2204+6T>C (major familial dysautonomia AJ haplotype - causes tissue-specific exon 20 skipping) in Ashkenazi Jewish individuals. Other variants have been reported in association with the disease.
Prepair 1000+ v1.992 ELP1 Clare Hunt changed review comment from: From OMIM; Hereditary sensory and autonomic neuropathy type III (HSAN3) is an autosomal recessive neurodegenerative disorder with onset soon after birth. Affected individuals show progressive symptoms resulting from depletion of sensory proprioceptive and autonomic neurons. Features include gastrointestinal dysfunction, gastroesophageal reflux, vomiting crises, recurrent pneumonia, seizures, gait abnormalities with loss of ambulation, kyphoscoliosis, postural hypotension, hypertension crises, absence of fungiform papillae on the tongue, decreased deep tendon reflexes, defective lacrimation, and impaired pain and temperature perception. The disorder is inevitably fatal, with only 50% of patients reaching 40 years of age. HSAN3 has a high carrier frequency in the Ashkenazi Jewish population (summary by Morini et al., 2016).

Gene previously referred to as IKBKAP gene (ELP1; 603722) located on chromosome 9q31. Also previously referred to as Riley-Day syndrome.; to: From OMIM; Hereditary sensory and autonomic neuropathy type III (HSAN3) is an autosomal recessive neurodegenerative disorder with onset soon after birth. Affected individuals show progressive symptoms resulting from depletion of sensory proprioceptive and autonomic neurons. Features include gastrointestinal dysfunction, gastroesophageal reflux, vomiting crises, recurrent pneumonia, seizures, gait abnormalities with loss of ambulation, kyphoscoliosis, postural hypotension, hypertension crises, absence of fungiform papillae on the tongue, decreased deep tendon reflexes, defective lacrimation, and impaired pain and temperature perception. The disorder is inevitably fatal, with only 50% of patients reaching 40 years of age.

HSAN3 has a high carrier frequency in the Ashkenazi Jewish population (summary by Morini et al., 2016).

Gene previously referred to as IKBKAP gene (ELP1; 603722) located on chromosome 9q31. Also previously referred to as Riley-Day syndrome.
From Mendeliome; AR dysautonomia: the condition is predominantly caused by homozygosity of c.2204+6T>C (major familial dysautonomia AJ haplotype - causes tissue-specific exon 20 skipping) in Ashkenazi Jewish individuals. Other variants have been reported in association with the disease.
Prepair 1000+ v1.992 EIF2S3 Clare Hunt reviewed gene: EIF2S3: Rating: GREEN; Mode of pathogenicity: None; Publications: 23063529, 27333055, 28055140; Phenotypes: MEHMO syndrome, MIM# 300148; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.992 DPAGT1 Clare Hunt reviewed gene: DPAGT1: Rating: GREEN; Mode of pathogenicity: None; Publications: 12872255, 22304930, 22742743, 16870884; Phenotypes: Congenital disorder of glycosylation, type Ij, MIM# 608093, DPAGT1-CDG MONDO:0011964, Myasthenic syndrome, congenital, 13, with tubular aggregates, MIM 614750; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.992 PC Ee Ming Wong changed review comment from: - Well-established gene disease association
- Age of onset: neonatal to early childhood
- Severity: variable severity - three subtypes

1. Type A (infantile form aka North American form): characterized by infantile onset of metabolic and lactic acidosis, delayed motor development, intellectual disability, poor linear growth and/or weight gain, and neurologic findings. Brain anomalies can be noted. Most affected children die in infancy or early childhood.

2. Type B (severe neonatal form aka French form): characterized by neonatal or infantile onset of hypothermia, respiratory distress/failure, vomiting, severe lactic acidosis, hyperammonemia, and often hypoglycemia. Neurologic findings include brain abnormalities, lethargy, hypotonia, and pyramidal and extrapyramidal signs. Death typically occurs by age eight months.

3. Type C (intermittent/attenuated form aka Benign form): characterized by relatively normal or mildly delayed neurologic
development, motor and/or gait abnormalities, (rarely) seizures, episodic movement disorders, and metabolic
acidosis. Life span is unknown but survival into adulthood has been reported.; to: - Well-established gene disease association
- Age of onset: neonatal to early childhood
- Severity: variable severity - three subtypes

1. Type A (infantile form aka North American form): characterized by infantile onset of metabolic and lactic acidosis, delayed motor development, intellectual disability, poor linear growth and/or weight gain, and neurologic findings. Brain anomalies can be noted. Most affected children die in infancy or early childhood.

2. Type B (severe neonatal form aka French form): characterized by neonatal or infantile onset of hypothermia, respiratory distress/failure, vomiting, severe lactic acidosis, hyperammonemia, and often hypoglycemia. Neurologic findings include brain abnormalities, lethargy, hypotonia, and pyramidal and extrapyramidal signs. Death typically occurs by age eight months.

3. Type C (intermittent/attenuated form aka Benign form): characterized by relatively normal or mildly delayed neurologic development, motor and/or gait abnormalities, (rarely) seizures, episodic movement disorders, and metabolic acidosis. Life span is unknown but survival into adulthood has been reported.
Prepair 1000+ v1.992 NMNAT1 Ee Ming Wong changed review comment from: Syndromic and non-syndromic causes of LCA are associated with bi-allelic variants in this gene.

Non-syndromic LCA: multiple affected families reported, p.Glu257Lys is a common founder variant.

Syndromic disorder: three families reported, but two are distantly related (shared haplotype). The affected children in those two families were homozygous for 7.4-kb duplication involving the last 2 exons of the NMNAT1 gene, spanning the beginning of intron 3 to the middle of the 3-prime UTR (chr1:10,036,359-10,043,727, GRCh37). The third affected individual was compound het for the duplication and a splicing variant.

Green for non-syndromic LCA (MIM# added to review). No additional affected individuals in the literature (Amber? MIM# has not been added to review).; to: Syndromic and non-syndromic causes of LCA are associated with bi-allelic variants in this gene.

Non-syndromic LCA: multiple affected families reported, p.Glu257Lys is a common founder variant.

Syndromic disorder: three families reported, but two are distantly related (shared haplotype). The affected children in those two families were homozygous for 7.4-kb duplication involving the last 2 exons of the NMNAT1 gene, spanning the beginning of intron 3 to the middle of the 3-prime UTR (chr1:10,036,359-10,043,727, GRCh37). The third affected individual was compound het for the duplication and a splicing variant.

Green for non-syndromic LCA (MIM# added to review). No additional affected individuals in the literature for syndromic LCA (Amber? MIM# has not been added to review).
Prepair 1000+ v1.992 TCAP Crystle Lee changed review comment from: Established for LGMD. Rare muscle disorder characterised by proximal and distal lower limb weakness, calf hypertrophy and loss of ambulation.

Mean age at onset 12.5 years (range 2 to 15 years). Progression to wheelchair in fourth decade (OMIM)
PMID: 37216648: Onset range from 6-35.
PMID: 25724973: Onset in teens. Wheelchair bound by 44.
PMID: 25055047: Reported PTCs in 2 families. In at least one family, with 3 affected family members, one was wheelchair bound state at 21 years of age.

Other similar/more severe LDMG phenotypes included in panel.; to: Established for LGMD. Rare muscle disorder characterised by proximal and distal lower limb weakness, calf hypertrophy and loss of ambulation.

Mean age at onset 12.5 years (range 2 to 15 years). Progression to wheelchair in fourth decade (OMIM)
PMID: 37216648: Onset range from 6-35.
PMID: 25724973: Onset in teens. Wheelchair bound by 44.
PMID: 25055047: Reported PTCs in 2 families. In at least one family, with 3 affected family members, one was wheelchair bound state at 21 years of age.

Other similar/more severe LGMD phenotypes included in panel.
Prepair 1000+ v1.992 TCAP Crystle Lee changed review comment from: Established for LGMD. Rare muscle disorder characterised by proximal and distal lower limb weakness, calf
hypertrophy and loss of ambulation.

Mean age at onset 12.5 years (range 2 to 15 years). Progression to wheelchair in fourth decade (OMIM)
PMID: 37216648: Onset range from 6-35.
PMID: 25724973: Onset in teens. Wheelchair bound by 44.
PMID: 25055047: Reported PTCs in 2 families. In at least one family, with 3 affected family members, one was wheelchair bound state at 21 years of age.

Other similar/more severe LDMG phenotypes included in panel.; to: Established for LGMD. Rare muscle disorder characterised by proximal and distal lower limb weakness, calf hypertrophy and loss of ambulation.

Mean age at onset 12.5 years (range 2 to 15 years). Progression to wheelchair in fourth decade (OMIM)
PMID: 37216648: Onset range from 6-35.
PMID: 25724973: Onset in teens. Wheelchair bound by 44.
PMID: 25055047: Reported PTCs in 2 families. In at least one family, with 3 affected family members, one was wheelchair bound state at 21 years of age.

Other similar/more severe LDMG phenotypes included in panel.
Prepair 1000+ v1.992 NAA10 Ee Ming Wong reviewed gene: NAA10: Rating: GREEN; Mode of pathogenicity: None; Publications: 26522270, 34200686, 37130971, 30842225, 2443133134075687; Phenotypes: Ogden syndrome (MIM#300855), Syndromic microphthalmia 1 (MIM#309800); Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males); Current diagnostic: yes
Prepair 1000+ v1.992 RMND1 Crystle Lee reviewed gene: RMND1: Rating: GREEN; Mode of pathogenicity: None; Publications: 27412952; Phenotypes: Combined oxidative phosphorylation deficiency 11, MIM#614922; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.992 EARS2 Lilian Downie Phenotypes for gene: EARS2 were changed from Combined oxidative phosphorylation deficiency 12, 614924 (3) to Combined oxidative phosphorylation deficiency 12 MIM#614924
Prepair 1000+ v1.990 EARS2 Lilian Downie reviewed gene: EARS2: Rating: ; Mode of pathogenicity: None; Publications: 39173847; Phenotypes: Combined oxidative phosphorylation deficiency 12 MIM#614924; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.984 RP2 Kate Scarff reviewed gene: RP2: Rating: GREEN; Mode of pathogenicity: None; Publications: PMID: 10053026, 11462235, 22131869, 8225316, 26143542, 16969763, 14564670; Phenotypes: Retinitis pigmentosa 2, MIM #312600; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.978 RBCK1 Kate Scarff changed review comment from: Characterized by onset in childhood of progressive proximal muscle weakness, resulting in difficulties in ambulation. Most patients also develop progressive dilated cardiomyopathy, which may necessitate cardiac transplant in severe cases. A small subset of patients present with severe immunodeficiency and a hyperinflammatory state in very early childhood.

A 32kb deletion which included the three last exons of TRIB3 and the first four exons of RBCK1 was identified in one family, also had a nonsense mutation (PMID: 23104095).

The nature and localization of the underlying mutation might predict the phenotype, with N-terminal mutations mainly causing immunological dysfunction. In contrast, variants in the middle- or C-terminal regions were presumed to predominantly cause cardiomyopathy and neuromuscular symptoms. Further, it was suggested that truncating variants might generally result in more severe phenotypes than missense mutations. Frameshift mutations beyond the N-terminus
of RBCK1 may lead to a combined phenotype including both myopathy and immunological dysfunction in single
families (PMID: 29260357).; to: Characterized by onset in childhood of progressive proximal muscle weakness, resulting in difficulties in ambulation. Most patients also develop progressive dilated cardiomyopathy, which may necessitate cardiac transplant in severe cases. A small subset of patients present with severe immunodeficiency and a hyperinflammatory state in very early childhood.

A 32kb deletion which included the three last exons of TRIB3 and the first four exons of RBCK1 was identified in one family, also had a nonsense mutation (PMID: 23104095).

The nature and localization of the underlying mutation might predict the phenotype, with N-terminal mutations mainly causing immunological dysfunction. In contrast, variants in the middle- or C-terminal regions were presumed to predominantly cause cardiomyopathy and neuromuscular symptoms. Further, it was suggested that truncating variants might generally result in more severe phenotypes than missense mutations. Frameshift mutations beyond the N-terminus of RBCK1 may lead to a combined phenotype including both myopathy and immunological dysfunction in single families (PMID: 29260357).
Prepair 1000+ v1.978 RAB39B Kate Scarff reviewed gene: RAB39B: Rating: GREEN; Mode of pathogenicity: None; Publications: PMID: 25434005, 34761259, 29152164, 20159109; Phenotypes: Intellectual developmental disorder, X-linked 72, MIM #300271; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.978 NARS2 Marta Cifuentes Ochoa reviewed gene: NARS2: Rating: GREEN; Mode of pathogenicity: None; Publications: 25385316, 25807530, 30327238, 28077841, 36252909, 33596490, 38310242; Phenotypes: Combined oxidative phosphorylation deficiency 24 - MIM#616239, MONDO:0014547, ?Deafness, autosomal recessive 94 - MIM#618434, MONDO:0032749; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.978 MID1 Marta Cifuentes Ochoa reviewed gene: MID1: Rating: GREEN; Mode of pathogenicity: None; Publications: 20301502, 9354791; Phenotypes: Opitz GBBB syndrome MIM#300000, MONDO:0017138; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.978 PGAP2 Shakira Heerah changed review comment from: Strong gene-disease association, multiple unrelated families reported severe intellectual disability.; to: Strong gene-disease association, multiple unrelated families reported severe intellectual disability.
Prepair 1000+ v1.978 PGAP2 Shakira Heerah changed review comment from: Strong gene-disease association, multiple unrelated families reported severe intellectual disability..; to: Strong gene-disease association, multiple unrelated families reported severe intellectual disability.
Prepair 1000+ v1.978 NSDHL Kate Scarff changed review comment from: X-linked recessive disorder characterized by mild to severe cognitive impairment, seizures, microcephaly, cerebral cortical malformations, dysmorphic facial features, and thin body habitus. 25 affected males from three unrelated families have been reported. Heterozygous females are typically unaffected; however, some may experience mild behavior problems such as irritability or aggression. The NSDHL pathogenic variants c.455G>A, c.696_698delGAA, and c.1098dupT have been consistently associated with CK syndrome.

Other phenotype associated with this gene is CHILD syndrome (MIM #308050) not reportable for Prepair1000 as is X-linked dominant, only affects females, lethal before birth in hemizygous males.; to: X-linked recessive disorder characterized by mild to severe cognitive impairment, seizures, microcephaly, cerebral cortical malformations, dysmorphic facial features, and thin body habitus. 25 affected males from three unrelated families have been reported. Heterozygous females are typically unaffected; however, some may experience mild behavior problems such as irritability or aggression. The NSDHL pathogenic variants c.455G>A, c.696_698delGAA, and c.1098dupT have been consistently associated with CK syndrome.

Other phenotype associated with this gene is CHILD syndrome (MIM #308050) not reportable for Prepair1000 as is X-linked dominant, only affects females, lethal before birth in hemizygous males.

See also GeneReviews PMID: 21290788
Prepair 1000+ v1.978 NSDHL Kate Scarff reviewed gene: NSDHL: Rating: GREEN; Mode of pathogenicity: None; Publications: PMID: 19842190, 21129721, 34091503, 23042573; Phenotypes: CK syndrome, MIM #300831; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.978 NEXMIF Kate Scarff reviewed gene: NEXMIF: Rating: GREEN; Mode of pathogenicity: None; Publications: PMID: 27358180, 33144681; Phenotypes: Intellectual developmental disorder, X-linked 98, MIM #300912; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.960 ALG1 Zornitza Stark Phenotypes for gene: ALG1 were changed from Congenital disorder of glycosylation, type Ik, 608540 (3) to Congenital disorder of glycosylation, type Ik, MIM# 608540
Prepair 1000+ v1.949 ADGRG1 Zornitza Stark Phenotypes for gene: ADGRG1 were changed from Polymicrogyria, bilateral frontoparietal, 606854 (3) to Polymicrogyria, bilateral frontoparietal, MIM#606854
Prepair 1000+ v1.930 PRPS1 Zornitza Stark Mode of inheritance for gene: PRPS1 was changed from X-LINKED: hemizygous mutation in males, biallelic mutations in females to X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.888 SACS Zornitza Stark Added comment: Comment when marking as ready: There is also a relatively common CNV.
Prepair 1000+ v1.847 ELAC2 Zornitza Stark Phenotypes for gene: ELAC2 were changed from Combined oxidative phosphorylation deficiency 17, 615440 (3) to Combined oxidative phosphorylation deficiency 17, MIM#615440
Prepair 1000+ v1.845 ELAC2 Zornitza Stark reviewed gene: ELAC2: Rating: GREEN; Mode of pathogenicity: None; Publications: 23849775, 31045291; Phenotypes: Combined oxidative phosphorylation deficiency 17, MIM#615440; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.836 PRPS1 Lucy Spencer reviewed gene: PRPS1: Rating: GREEN; Mode of pathogenicity: None; Publications: ; Phenotypes: PRPS1 deficiency disorder MONDO:0100061, Phosphoribosylpyrophosphate synthetase superactivity MIM#300661 MONDO:0010395; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.825 GJB1 Lucy Spencer reviewed gene: GJB1: Rating: GREEN; Mode of pathogenicity: None; Publications: 20301548; Phenotypes: Charcot-Marie-Tooth neuropathy, X-linked dominant, 1, MIM#302800; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.792 MARS2 Zornitza Stark Phenotypes for gene: MARS2 were changed from Spastic ataxia 3, autosomal recessive, 611390 (3) to Combined oxidative phosphorylation deficiency 25; MIM #616430, MONDO:0014636; Spastic ataxia 3, autosomal recessive, MIM #611390, MONDO:0012664
Prepair 1000+ v1.774 VARS2 Lucy Spencer reviewed gene: VARS2: Rating: GREEN; Mode of pathogenicity: None; Publications: 31064326; Phenotypes: Combined oxidative phosphorylation deficiency 20 MIM#615917; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.761 TPRKB Lucy Spencer changed review comment from: Gene is red on Mackenzie's mission panel but the review itself is green and says "Three unrelated families reported with renal-neurologic disease characterized by early-onset nephrotic syndrome associated with microcephaly." this is refering to 3 families all with homozygous missense, p.Lys65Met, p.Tyr149Cys, and p.Leu136Pro.

There has been at least one more individual reported PMID: 38628357: a three-year-old male with developmental delay, regression, microcephaly, distinctive facial features, skeletal abnormalities, and epilepsy. He also had relapsing nephrotic proteinuria exacerbated by upper respiratory tract infections and progressive renal function decline. He was compound heterozygous for p.(Ser76IlefsTer3) and c.247C>T, p.(Leu83Phe).

Severe early-onset and reported in at least 4 individuals (also green on mendeliome), upgrading to green here.; to: Gene is red on Mackenzie's mission panel but the review itself is green and says "Three unrelated families reported with renal-neurologic disease characterized by early-onset nephrotic syndrome associated with microcephaly." this is refering to 3 families all with homozygous missense, p.Lys65Met, p.Tyr149Cys, and p.Leu136Pro (PMIDs: 28805828, 30053862).

There has been at least one more individual reported PMID: 38628357: a three-year-old male with developmental delay, regression, microcephaly, distinctive facial features, skeletal abnormalities, and epilepsy. He also had relapsing nephrotic proteinuria exacerbated by upper respiratory tract infections and progressive renal function decline. He was compound heterozygous for p.(Ser76IlefsTer3) and c.247C>T, p.(Leu83Phe).

Severe early-onset and reported in at least 4 individuals (also green on mendeliome), upgrading to green here.
Prepair 1000+ v1.745 SLC16A1 Zornitza Stark Phenotypes for gene: SLC16A1 were changed from Monocarboxylate transporter 1 deficiency, 616095 (3) to Monocarboxylate transporter 1 deficiency, MIM#616095
Prepair 1000+ v1.706 MARS2 Marta Cifuentes Ochoa reviewed gene: MARS2: Rating: GREEN; Mode of pathogenicity: None; Publications: 25754315, 16672289, 22448145, 22448145, 23250129; Phenotypes: Combined oxidative phosphorylation deficiency 25, MIM #616430, MONDO:0014636, Spastic ataxia 3, autosomal recessive, MIM #611390, MONDO:0012664; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.638 MTFMT Zornitza Stark Phenotypes for gene: MTFMT were changed from Combined oxidative phosphorylation deficiency 15, 614947 (3) to Leigh Syndrome MONDO:0009723
Prepair 1000+ v1.633 SLC9A6 Andrew Coventry changed review comment from: Established gene-disease association. Childhood onset, multi-system, Angelman-like disorder.
Characterised by microcephaly, impaired ocular movements, progressive severe global developmental delay, developmental regression, hypotonia, abnormal movements, and early-onset seizures of variable types.

Female carriers may be either asymptomatic, or more mildly affected than males.
PMID 31192222: describes 20 female carriers from 9 families. Presentations included impairments in visuospatial function, attention, and executive function. Cohort features: Intellectual disability/developmental delay (20%), learning difficulties (31%), speech/language delays (30%), and attention-deficit/hyperactivity disorder (20%).
PMID 35198730: Japanese family where SLC9A6 variant in female carriers segregated with atypical parkinsonism and intellectual disability.

More than 20 unrelated families reported. Functional data including mouse model.; to: Established gene-disease association. Childhood onset, multi-system, Angelman-like disorder in affected males -
characterised by microcephaly, impaired ocular movements, progressive severe global developmental delay, developmental regression, hypotonia, abnormal movements, and early-onset seizures of variable types.

Female carriers may be either asymptomatic, or more mildly affected than males.
PMID 31192222: describes 20 female carriers from 9 families. Presentations included impairments in visuospatial function, attention, and executive function. Cohort features: Intellectual disability/developmental delay (20%), learning difficulties (31%), speech/language delays (30%), and attention-deficit/hyperactivity disorder (20%).
PMID 35198730: Japanese family where SLC9A6 variant in female carriers segregated with atypical parkinsonism and intellectual disability.

More than 20 unrelated families reported. Functional data including mouse model.
Prepair 1000+ v1.633 SLC9A6 Andrew Coventry reviewed gene: SLC9A6: Rating: GREEN; Mode of pathogenicity: None; Publications: 18342287, 19377476, 25044251, 33278113, 32569089, 31879735, 31192222, 35198730; Phenotypes: Intellectual developmental disorder, X-linked syndromic, Christianson type MIM#300243; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.633 SLC26A2 Andrew Coventry changed review comment from: Well established gene disease association causing skeletal abnormalities of varying severity.
Variants in this gene have been shown to cause achondrogenesis type 1B, atelosteogenesis type 2, diastrophic dysplasia, and recessive multiple epiphyseal dysplasia, which comprise a spectrum of phenotypes (depending on level of residual sulfate transport). Onset/features can often be observed neonatally.
Mouse models present for some phenotypes, and functional studies are present.

Homozygosity or compound heterozygosity for stop codons or transmembrane domain substitutions mostly result in achondrogenesis type IB, whereas other structural or regulatory mutations usually result in one of the less severe phenotypes (PMID: 8723100)

Unsure of phenotypes to list under condition. Clingen includes curations for:
diastrophic dysplasia MONDO:0009107
multiple epiphyseal dysplasia MONDO:0016648
atelosteogenesis type II MONDO:0009727
achondrogenesis type IB MONDO:0010966
OMIM phenotypes (6) listed above.; to: Well established gene disease association causing skeletal abnormalities of varying severity.
Variants in this gene have been shown to cause achondrogenesis type 1B, atelosteogenesis type 2, diastrophic dysplasia, and recessive multiple epiphyseal dysplasia, which comprise a spectrum of phenotypes (depending on level of residual sulfate transport). Onset/features can often be observed neonatally.
Mouse models present for some phenotypes, and functional studies are present.

Homozygosity or compound heterozygosity for stop codons or transmembrane domain substitutions mostly result in achondrogenesis type IB, whereas other structural or regulatory variants usually result in one of the less severe phenotypes (PMID: 8723100)

Unsure of phenotypes to list under condition. Clingen includes curations for:
diastrophic dysplasia MONDO:0009107
multiple epiphyseal dysplasia MONDO:0016648
atelosteogenesis type II MONDO:0009727
achondrogenesis type IB MONDO:0010966
OMIM phenotypes (6) listed above.
Prepair 1000+ v1.633 SLC26A2 Andrew Coventry changed review comment from: Well established gene disease association causing skeletal abnormalities of varying severity.
Variants in this gene have been shown to cause achondrogenesis type 1B, atelosteogenesis type 2, diastrophic dysplasia, and recessive multiple epiphyseal dysplasia, which comprise a spectrum of phenotypes (depending on level of residual sulfate transport). Onset can be neonatal.
Mouse models present for some phenotypes, and functional studies are present.

Homozygosity or compound heterozygosity for stop codons or transmembrane domain substitutions mostly result in achondrogenesis type IB, whereas other structural or regulatory mutations usually result in one of the less severe phenotypes (PMID: 8723100)

Unsure of phenotypes to list under condition. Clingen includes curations for:
diastrophic dysplasia MONDO:0009107
multiple epiphyseal dysplasia MONDO:0016648
atelosteogenesis type II MONDO:0009727
achondrogenesis type IB MONDO:0010966
OMIM phenotypes (6) listed above.; to: Well established gene disease association causing skeletal abnormalities of varying severity.
Variants in this gene have been shown to cause achondrogenesis type 1B, atelosteogenesis type 2, diastrophic dysplasia, and recessive multiple epiphyseal dysplasia, which comprise a spectrum of phenotypes (depending on level of residual sulfate transport). Onset/features can often be observed neonatally.
Mouse models present for some phenotypes, and functional studies are present.

Homozygosity or compound heterozygosity for stop codons or transmembrane domain substitutions mostly result in achondrogenesis type IB, whereas other structural or regulatory mutations usually result in one of the less severe phenotypes (PMID: 8723100)

Unsure of phenotypes to list under condition. Clingen includes curations for:
diastrophic dysplasia MONDO:0009107
multiple epiphyseal dysplasia MONDO:0016648
atelosteogenesis type II MONDO:0009727
achondrogenesis type IB MONDO:0010966
OMIM phenotypes (6) listed above.
Prepair 1000+ v1.633 SLC26A2 Andrew Coventry reviewed gene: SLC26A2: Rating: GREEN; Mode of pathogenicity: None; Publications: 20301483, 20301689, 11241838, 8723100; Phenotypes: Achondrogenesis Ib MIM#600972, Atelosteogenesis, type II MIM#256050, De la Chapelle dysplasia MIM#256050, Diastrophic dysplasia MIM#222600, Diastrophic dysplasia, broad bone-platyspondylic variant MIM#222600, Epiphyseal dysplasia, multiple, 4 MIM#226900; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.633 SLC16A1 Andrew Coventry reviewed gene: SLC16A1: Rating: GREEN; Mode of pathogenicity: None; Publications: 25390740, 20301549, 36082648, 35729663; Phenotypes: Monocarboxylate transporter 1 deficiency MIM#616095; Mode of inheritance: BOTH monoallelic and biallelic (but BIALLELIC mutations cause a more SEVERE disease form), autosomal or pseudoautosomal
Prepair 1000+ v1.633 IMPG2 Andrew Coventry changed review comment from: Retinitis pigmentosa 56 - is an early-onset form of RP with progressive visual-field loss and deterioration of visual acuity. Features include night blindness, progressive visual loss, macular retinal pigment epithelium (RPE) mottling / atrophy, decreased ERG amplitudes (affecting rods more severely than cones), colour vision defect, peripheral visual field loss, central scotoma, retinal blood vessel attenuation, and/or optic disc pallor. These features are largely distinct from the vitelliform macular dystrophy phenotype (MIM#616152).
- biallelic loss-of-function consistently associates with retinitis pigmentosa, while monoallelic loss-of-function consistently associates with vitelliform macular dystrophy.
PMID: 20673862 - 2 families each with 3 affected sibs. Additional 10 index cases identified.
- Those with nonsenses showed early-onset RP, patient with missense variants had a milder maculopathy phenotype.

Further studies and evidence:
Mouse models present exhibiting RP phenotype. (PMID: 38217426 - indicates missense variants had minimal retinal pathology in mice)
Functional study present using patient derived iPS (PMID: 36206764) - confirmed LoF due to lack of expression or lack os post-translational modifications - destabilising outer segments of rods and cones.

ClinGen - curation definitive for AR RP phenotype in association with gene IMPG2, with 10 suspected disease-causing variants scored as part of their curation (five nonsense, one frameshift, one canonical splice site disruption, one in-frame exon deletion, and two missense). Variants curated were in 8 probands (PMID: 24876279, PMID: 20673862, PMID: 31264916, PMID: 34990796).

RP genes already screened for by 1000+, consider above adequate evidence to upgrade to green status for inclusion in v2.; to: Retinitis pigmentosa 56 - is an early-onset form of RP with progressive visual-field loss and deterioration of visual acuity. Features include night blindness, progressive visual loss, macular retinal pigment epithelium (RPE) mottling / atrophy, decreased ERG amplitudes (affecting rods more severely than cones), colour vision defect, peripheral visual field loss, central scotoma, retinal blood vessel attenuation, and/or optic disc pallor. These features are largely distinct from the vitelliform macular dystrophy phenotype (MIM#616152).
- biallelic loss-of-function consistently associates with retinitis pigmentosa, while monoallelic loss-of-function consistently associates with vitelliform macular dystrophy.
PMID: 20673862 - 2 families each with 3 affected sibs. Additional 10 index cases identified.
- Those with nonsenses showed early-onset RP, patient with missense variants had a milder maculopathy phenotype.

Age of onset:
PMID 34990796 - 16yo had night blindness and photophobia. Had 22y.o. sibling that was severely affected. Age of initial onset of visual symptoms said to be ~2-4 years of age.
PMID 31264916 - 8y.o. with photophobia and myopia, 4y.o. with light sensitivity. 17yo with poor vision 'since childhood', 17yo with poor vision since birth and poor night vision, 45yo with poor night vision - starting at 6yo and progressing loss of central vision.
PMID 24876279 - age of onset of patients studied: 1, 5, 6, 1, 2, 3, 2, 3, 1, 4, 1, 2, 1, 2, 6, 1, 1. Symptoms variable, including night blindness, decrease of visual acuity, loss of visual field.

Further studies and evidence:
Mouse models present exhibiting RP phenotype. (PMID: 38217426 - indicates missense variants had minimal retinal pathology in mice)
Functional study present using patient derived iPS (PMID: 36206764) - confirmed LoF due to lack of expression or lack os post-translational modifications - destabilising outer segments of rods and cones.

ClinGen - curation definitive for AR RP phenotype in association with gene IMPG2, with 10 suspected disease-causing variants scored as part of their curation (five nonsense, one frameshift, one canonical splice site disruption, one in-frame exon deletion, and two missense). Variants curated were in 8 probands (PMID: 24876279, PMID: 20673862, PMID: 31264916, PMID: 34990796).

RP genes already screened for by 1000+, consider above adequate evidence to upgrade to green status for inclusion in v2.
Prepair 1000+ v1.633 MTM1 Andrew Coventry reviewed gene: MTM1: Rating: GREEN; Mode of pathogenicity: None; Publications: 10790201, 8640223, 27017278, 26938784, 15725586, 30232666, 37176116, 32805447, 31541013; Phenotypes: Myopathy, centronuclear, X-linked MIM#310400; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.633 COG6 Lauren Thomas reviewed gene: COG6: Rating: GREEN; Mode of pathogenicity: None; Publications: 20605848, 23430903, 26260076, 32905044, 32683677, 31420886; Phenotypes: Congenital disorder of glycosylation, type IIl (MIM# 614576); Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.633 GPC3 Kate Scarff reviewed gene: GPC3: Rating: GREEN; Mode of pathogenicity: None; Publications: PMID: 20301398, 38766979; Phenotypes: Simpson-Golabi-Behmel syndrome, type 1, MIM #312870; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.594 CCDC115 Lilian Downie Phenotypes for gene: CCDC115 were changed from Congenital disorder of glycosylation, type IIo, 616828 (3), Autosomal recessive to Congenital disorder of glycosylation, type IIo, MIM#616828
Prepair 1000+ v1.592 CCDC115 Melanie Marty reviewed gene: CCDC115: Rating: GREEN; Mode of pathogenicity: None; Publications: 26833332; Phenotypes: Congenital disorder of glycosylation, type IIo (MIM# 616828); Mode of inheritance: None
Prepair 1000+ v1.590 ALS2 Lilian Downie Phenotypes for gene: ALS2 were changed from Primary lateral sclerosis, juvenile, 606353 (3) to ALS2-related motor neuron disease (MONDO:0100227)
Prepair 1000+ v1.588 FARS2 Lilian Downie Phenotypes for gene: FARS2 were changed from Combined oxidative phosphorylation deficiency 14, 614946 (3) to Combined oxidative phosphorylation deficiency 14 (MIM#614946); Spastic paraplegia 77 (MIM#617046)
Prepair 1000+ v1.583 FLVCR1 Lilian Downie Phenotypes for gene: FLVCR1 were changed from Ataxia, posterior column, with retinitis pigmentosa, 609033 (3) to Ataxia, posterior column, with retinitis pigmentosa, 609033, Neurodevelopmental disorder MONDO:0700092, FLVCR1-related
Prepair 1000+ v1.571 C12orf65 Zornitza Stark Phenotypes for gene: C12orf65 were changed from Combined oxidative phosphorylation deficiency 7, 613559 (3) to Combined oxidative phosphorylation deficiency 7, MIM# 613559; Spastic paraplegia 55, autosomal recessive, MIM#615035
Prepair 1000+ v1.569 C12orf65 Zornitza Stark reviewed gene: C12orf65: Rating: GREEN; Mode of pathogenicity: None; Publications: 23188110, 24080142, 24198383, 20598281, 32808965, 32478789, 28804760; Phenotypes: Combined oxidative phosphorylation deficiency 7, MIM# 613559, Spastic paraplegia 55, autosomal recessive, MIM#615035; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.563 ALG6 Zornitza Stark Phenotypes for gene: ALG6 were changed from Congenital disorder of glycosylation, type Ic, 603147 (3) to Congenital disorder of glycosylation, type Ic (MIM#603147)
Prepair 1000+ v1.561 ALG6 Zornitza Stark reviewed gene: ALG6: Rating: GREEN; Mode of pathogenicity: None; Publications: 27498540; Phenotypes: Congenital disorder of glycosylation, type Ic (MIM#603147); Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.547 FOXP3 Ee Ming Wong reviewed gene: FOXP3: Rating: GREEN; Mode of pathogenicity: None; Publications: 11295725, 11137993, 33668198, 33614561, 33330291, 32234571; Phenotypes: Immunodysregulation, polyendocrinopathy, and enteropathy, X-linked (MIM#304790); Mode of inheritance: X-LINKED: hemizygous mutation in males, biallelic mutations in females; Current diagnostic: yes
Prepair 1000+ v1.547 FLVCR1 Ee Ming Wong reviewed gene: FLVCR1: Rating: GREEN; Mode of pathogenicity: None; Publications: 39306721; Phenotypes: Neurodevelopmental disorder MONDO:0700092, FLVCR1-related, Ataxia, posterior column, with retinitis pigmentosa, MIM#609033; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal; Current diagnostic: yes
Prepair 1000+ v1.547 FARS2 Ee Ming Wong reviewed gene: FARS2: Rating: GREEN; Mode of pathogenicity: None; Publications: PMID: 30869852; Phenotypes: Combined oxidative phosphorylation deficiency 14 (MIM#614946), Spastic paraplegia 77 (MIM#617046); Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal; Current diagnostic: yes
Prepair 1000+ v1.546 ALS2 Lauren Thomas edited their review of gene: ALS2: Changed phenotypes: ALS2-related motor neuron disease (MONDO:0100227)
Prepair 1000+ v1.546 ALS2 Lauren Thomas reviewed gene: ALS2: Rating: GREEN; Mode of pathogenicity: None; Publications: 24315819, 12601111, 30128655, 33409823; Phenotypes: Infantile onset ascending spastic paralysis (MIM#607225), Juvenile amyotrophic lateral sclerosis 2 (MIM#205100), Juvenile primary lateral sclerosis (MIM#606353); Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.546 ALG1 Lauren Thomas reviewed gene: ALG1: Rating: GREEN; Mode of pathogenicity: None; Publications: 26931382, 24157261, 14973782; Phenotypes: Congenital disorder of glycosylation, type Ik, MIM# 608540; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.546 IMPG2 Andrew Coventry changed review comment from: Retinitis pigmentosa 56 - is an early-onset form of RP with progressive visual-field loss and deterioration of visual acuity. Features include night blindness, progressive visual loss, macular retinal pigment epithelium (RPE) mottling / atrophy, decreased ERG amplitudes (affecting rods more severely than cones), colour vision defect, peripheral visual field loss, central scotoma, retinal blood vessel attenuation, and/or optic disc pallor. These features are largely distinct from the vitelliform macular dystrophy phenotype (MIM#616152).
- biallelic loss-of-function consistently associates with retinitis pigmentosa, while monoallelic loss-of-function consistently associates with vitelliform macular dystrophy.
PMID: 20673862 - 2 families each with 3 affected sibs. Additional 10 index cases identified.
- Those with nonsenses showed early-onset RP, patient with missense variants had a milder maculopathy phenotype.

Further studies and evidence:
Mouse models present exhibiting RP phenotype. (PMID: 38217426 - indicates missense variants had minimal retinal pathology in mice)
Functional study present using patient derived iPS (PMID: 36206764) - confirmed LoF due to lack of expression or lack os post-translational modifications - destabilising outer segments of rods and cones.

ClinGen - curation definitive for AR RP phenotype in association with gene IMPG2, with 10 suspected disease-causing variants scored as part of their curation (five nonsense, one frameshift, one canonical splice site disruption, one in-frame exon deletion, and two missense). Variants were in 8 probands (PMID: 24876279, PMID: 20673862, PMID: 31264916, PMID: 34990796).

RP genes already screened for by 1000+, consider above adequate evidence to upgrade to green status for inclusion in v2.; to: Retinitis pigmentosa 56 - is an early-onset form of RP with progressive visual-field loss and deterioration of visual acuity. Features include night blindness, progressive visual loss, macular retinal pigment epithelium (RPE) mottling / atrophy, decreased ERG amplitudes (affecting rods more severely than cones), colour vision defect, peripheral visual field loss, central scotoma, retinal blood vessel attenuation, and/or optic disc pallor. These features are largely distinct from the vitelliform macular dystrophy phenotype (MIM#616152).
- biallelic loss-of-function consistently associates with retinitis pigmentosa, while monoallelic loss-of-function consistently associates with vitelliform macular dystrophy.
PMID: 20673862 - 2 families each with 3 affected sibs. Additional 10 index cases identified.
- Those with nonsenses showed early-onset RP, patient with missense variants had a milder maculopathy phenotype.

Further studies and evidence:
Mouse models present exhibiting RP phenotype. (PMID: 38217426 - indicates missense variants had minimal retinal pathology in mice)
Functional study present using patient derived iPS (PMID: 36206764) - confirmed LoF due to lack of expression or lack os post-translational modifications - destabilising outer segments of rods and cones.

ClinGen - curation definitive for AR RP phenotype in association with gene IMPG2, with 10 suspected disease-causing variants scored as part of their curation (five nonsense, one frameshift, one canonical splice site disruption, one in-frame exon deletion, and two missense). Variants curated were in 8 probands (PMID: 24876279, PMID: 20673862, PMID: 31264916, PMID: 34990796).

RP genes already screened for by 1000+, consider above adequate evidence to upgrade to green status for inclusion in v2.
Prepair 1000+ v1.546 IFNGR1 Andrew Coventry changed review comment from: Multiple families with recessive disease reported, reviewed in PMID 15589309.
Patients with complete IFNGR1 deficiency have a severe clinical phenotype characterized by early and often fatal mycobacterial infections. The disorder can thus be categorized as a form of mendelian susceptibility to mycobacterial disease (MSMD). Bacillus Calmette-Guerin (BCG) and environmental mycobacteria are the most frequent pathogens, and infection typically begins before the age of 3 years. Recessive deficiency is thought to result in complete loss of cellular response to IFNG and absence of surface IFNGR1 expression. Animal models present.

Note: AD condition associated with this gene - Immunodeficiency 27B, mycobacteriosis, MIM#615978.
Dominant deficiency is typically due to cytoplasmic domain truncations resulting in accumulation of non-functional IFNGR1 proteins that may impede the function of molecules encoded by the wildtype allele, thereby leading to diminished but not absent responsiveness to IFNG. Common deletions at and around nucleotide 818. (PMID: 10192386); to: Multiple families with recessive disease reported, reviewed in PMID 15589309.
Patients with complete IFNGR1 deficiency have a severe clinical phenotype characterized by early and often fatal mycobacterial infections. The disorder can thus be categorized as a form of mendelian susceptibility to mycobacterial disease (MSMD). Bacillus Calmette-Guerin (BCG) and environmental mycobacteria are the most frequent pathogens, and infection typically begins before the age of 3 years. Recessive deficiency is thought to result in complete loss of cellular response to IFNG and absence of surface IFNGR1 expression. Animal models present.

Note: AD condition associated with this gene - Immunodeficiency 27B, mycobacteriosis, MIM#615978.
Dominant deficiency is typically due to cytoplasmic domain truncations resulting in accumulation of non-functional IFNGR1 proteins that may impede the function of molecules encoded by the wildtype allele, thereby leading to diminished but not absent responsiveness to IFNG. Deletions including nucleotide 818 reported. (PMID: 10192386)
Prepair 1000+ v1.546 GTPBP3 Andrew Coventry reviewed gene: GTPBP3: Rating: GREEN; Mode of pathogenicity: None; Publications: 34276756, 25434004; Phenotypes: Combined oxidative phosphorylation deficiency 23 MIM#616198; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.546 GDI1 Kate Scarff reviewed gene: GDI1: Rating: GREEN; Mode of pathogenicity: None; Publications: PMID: 28863211, 22002931, 9620768, 9668174; Phenotypes: Intellectual developmental disorder, X-linked 41, MIM #300849; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.546 FMR1 Kate Scarff reviewed gene: FMR1: Rating: GREEN; Mode of pathogenicity: None; Publications: PMID: 20301558, 28176767, 29178241; Phenotypes: Fragile X syndrome, MIM #300624; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.525 SPG11 Lucy Spencer changed review comment from: OMIM:
Charcot-Marie-Tooth disease type 2X (CMT2X) is an autosomal recessive, slowly progressive, axonal peripheral sensorimotor neuropathy characterized by lower limb muscle weakness and atrophy associated with distal sensory impairment and gait difficulties. Some patients also have involvement of the upper limbs. Onset usually occurs in the first 2 decades of life, although later onset can also occur (summary by Montecchiani et al., 2016). Mean age of onset 11.4 years.

Hereditary spastic paraplegia (SPG or HSP) is characterized by progressive weakness and spasticity of the lower limbs due to degeneration of corticospinal axons. SPG11 is a form of complicated SPG, in that it has neurologic features in addition to spasticity.

ClinGen lumps all 3 conditions under spastic paraplegia 11

Autosomal recessive juvenile amyotrophic lateral sclerosis-5 (ALS5) is a neurodegenerative disorder characterized by onset of upper and lower motor neuron signs before age 25. Affected individuals have progressive spasticity of limb and facial muscles associated with distal amyotrophy. The disorder is slowly progressive, with cases of prolonged survival of more than 3 decades (summary by Orlacchio et al., 2010).; to: OMIM:
Charcot-Marie-Tooth disease type 2X (CMT2X) is an autosomal recessive, slowly progressive, axonal peripheral sensorimotor neuropathy characterized by lower limb muscle weakness and atrophy associated with distal sensory impairment and gait difficulties. Some patients also have involvement of the upper limbs. Onset usually occurs in the first 2 decades of life, although later onset can also occur (summary by Montecchiani et al., 2016). Mean age of onset 11.4 years.

Hereditary spastic paraplegia (SPG or HSP) is characterized by progressive weakness and spasticity of the lower limbs due to degeneration of corticospinal axons. SPG11 is a form of complicated SPG, in that it has neurologic features in addition to spasticity.

Autosomal recessive juvenile amyotrophic lateral sclerosis-5 (ALS5) is a neurodegenerative disorder characterized by onset of upper and lower motor neuron signs before age 25. Affected individuals have progressive spasticity of limb and facial muscles associated with distal amyotrophy. The disorder is slowly progressive, with cases of prolonged survival of more than 3 decades (summary by Orlacchio et al., 2010).

These 3 conditions represent a spectrum of disease and ClinGen lumps all 3 conditions under hereditary spastic paraplegia 11 MONDO:0011445
Prepair 1000+ v1.523 CTNS Zornitza Stark Phenotypes for gene: CTNS were changed from Cystinosis, nephropathic, 219800 (3) to Cystinosis, nephropathic MIM#219800; Cystinosis, late-onset juvenile or adolescent nephropathic MIM#219900; Cystinosis, atypical nephropathic MIM#219800
Prepair 1000+ v1.503 FOLR1 Zornitza Stark Phenotypes for gene: FOLR1 were changed from Neurodegeneration due to cerebral folate transport deficiency, 613068 (3) to Neurodegeneration due to cerebral folate transport deficiency, MIM#613068
Prepair 1000+ v1.486 FOLR1 Andrew Coventry reviewed gene: FOLR1: Rating: GREEN; Mode of pathogenicity: None; Publications: 19732866 30420205 27743887; Phenotypes: Neurodegeneration due to cerebral folate transport deficiency MIM#613068; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.486 SPG11 Lucy Spencer changed review comment from: OMIM:
Charcot-Marie-Tooth disease type 2X (CMT2X) is an autosomal recessive, slowly progressive, axonal peripheral sensorimotor neuropathy characterized by lower limb muscle weakness and atrophy associated with distal sensory impairment and gait difficulties. Some patients also have involvement of the upper limbs. Onset usually occurs in the first 2 decades of life, although later onset can also occur (summary by Montecchiani et al., 2016). Mean age of onset 11.4 years.

Hereditary spastic paraplegia (SPG or HSP) is characterized by progressive weakness and spasticity of the lower limbs due to degeneration of corticospinal axons. SPG11 is a form of complicated SPG, in that it has neurologic features in addition to spasticity.

Autosomal recessive juvenile amyotrophic lateral sclerosis-5 (ALS5) is a neurodegenerative disorder characterized by onset of upper and lower motor neuron signs before age 25. Affected individuals have progressive spasticity of limb and facial muscles associated with distal amyotrophy. The disorder is slowly progressive, with cases of prolonged survival of more than 3 decades (summary by Orlacchio et al., 2010).; to: OMIM:
Charcot-Marie-Tooth disease type 2X (CMT2X) is an autosomal recessive, slowly progressive, axonal peripheral sensorimotor neuropathy characterized by lower limb muscle weakness and atrophy associated with distal sensory impairment and gait difficulties. Some patients also have involvement of the upper limbs. Onset usually occurs in the first 2 decades of life, although later onset can also occur (summary by Montecchiani et al., 2016). Mean age of onset 11.4 years.

Hereditary spastic paraplegia (SPG or HSP) is characterized by progressive weakness and spasticity of the lower limbs due to degeneration of corticospinal axons. SPG11 is a form of complicated SPG, in that it has neurologic features in addition to spasticity.

ClinGen lumps all 3 conditions under spastic paraplegia 11

Autosomal recessive juvenile amyotrophic lateral sclerosis-5 (ALS5) is a neurodegenerative disorder characterized by onset of upper and lower motor neuron signs before age 25. Affected individuals have progressive spasticity of limb and facial muscles associated with distal amyotrophy. The disorder is slowly progressive, with cases of prolonged survival of more than 3 decades (summary by Orlacchio et al., 2010).
Prepair 1000+ v1.486 DMD Andrew Coventry reviewed gene: DMD: Rating: GREEN; Mode of pathogenicity: None; Publications: 20301298; Phenotypes: Becker muscular dystrophy MIM#300376, Duchenne muscular dystrophy MIM#310200; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.486 DMD Andrew Coventry reviewed gene: DMD: Rating: GREEN; Mode of pathogenicity: None; Publications: 20301298 16770791; Phenotypes: Becker muscular dystrophy MIM#300376, Duchenne muscular dystrophy MIM#310200, Cardiomyopathy, dilated, 3B MIM#302045; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.486 CTNS Andrew Coventry reviewed gene: CTNS: Rating: GREEN; Mode of pathogenicity: None; Publications: 26523297 20301574 25165189 9537412 10625078 30554218 12370309; Phenotypes: Cystinosis, nephropathic MIM#219800, Cystinosis, late-onset juvenile or adolescent nephropathic MIM#219900, Cystinosis, atypical nephropathic MIM#219800; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.471 LAT Zornitza Stark Marked gene: LAT as ready
Prepair 1000+ v1.471 LAT Zornitza Stark Gene: lat has been classified as Green List (High Evidence).
Prepair 1000+ v1.471 LAT Zornitza Stark Publications for gene: LAT were set to 27522155; 27242165
Prepair 1000+ v1.470 LAT Zornitza Stark reviewed gene: LAT: Rating: GREEN; Mode of pathogenicity: None; Publications: ; Phenotypes: Immunodeficiency 52, MIM# 617514, severe combined immunodeficiency due to LAT deficiency MONDO:0044721; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.470 LAT Marta Cifuentes Ochoa reviewed gene: LAT: Rating: ; Mode of pathogenicity: None; Publications: 27353087, 27522155, 27242165, 10204488; Phenotypes: Immunodeficiency 52, MIM# 617514, severe combined immunodeficiency due to LAT deficiency MONDO:0044721; Mode of inheritance: None
Prepair 1000+ v1.420 HUWE1 Lisa Norbart reviewed gene: HUWE1: Rating: GREEN; Mode of pathogenicity: Other; Publications: 29180823, 7943042, 27130160; Phenotypes: Intellectual developmental disorder, X-linked syndromic, Turner type, MIM#309590; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.420 COG5 Andrew Coventry reviewed gene: COG5: Rating: GREEN; Mode of pathogenicity: None; Publications: 23228021 31572517 32174980; Phenotypes: Congenital disorder of glycosylation, type IIi MIM#613612; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.420 BGN Andrew Coventry reviewed gene: BGN: Rating: GREEN; Mode of pathogenicity: None; Publications: 38531898; Phenotypes: Meester-Loeys syndrome MIM#300989 Spondyloepimetaphyseal dysplasia, X-linked MIM#300106; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.420 ASL Andrew Coventry edited their review of gene: ASL: Added comment: Autosomal recessive disorder of the urea cycle. Urea cycle disorders are characterized by the triad of hyperammonemia, encephalopathy, and respiratory alkalosis. Two forms of argininosuccinic aciduria have been recognized: an early-onset, or malignant, type and a late-onset type. Early onset form displays features within the first weeks of life. Features of the condition include intellectual and physical disability, convulsions, episodic unconsciousness, liver enlargement, skin lesions, and dry and brittle hair.
Biallelic variants cause an inborn error of amino acid metabolism. Well-established gene-disease association; Changed rating: GREEN; Changed mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.420 ASL Andrew Coventry changed review comment from: Autosomal recessive disorder of the urea cycle. Urea cycle disorders are characterized by the triad of hyperammonemia, encephalopathy, and respiratory alkalosis. Two forms of argininosuccinic aciduria have been recognized: an early-onset, or malignant, type and a late-onset type. Early onset form displays features within the first weeks of life. Features of the condition include intellectual and physical disability, convulsions, episodic unconsciousness, liver enlargement, skin lesions, and dry and brittle hair.
Biallelic variants cause an inborn error of amino acid metabolism. Well-established gene-disease association; to: Autosomal recessive disorder of the urea cycle. Urea cycle disorders are characterized by the triad of hyperammonemia, encephalopathy, and respiratory alkalosis. Two forms of argininosuccinic aciduria have been recognized: an early-onset, or malignant, type and a late-onset type. Early onset form displays features within the first weeks of life. Features of the condition include intellectual and physical disability, convulsions, episodic unconsciousness, liver enlargement, skin lesions, and dry and brittle hair.
Biallelic variants cause an inborn error of amino acid metabolism. Well-established gene-disease association
Prepair 1000+ v1.384 TSPYL1 Lilian Downie Added comment: Comment when marking as ready: Originally reported only in Amish community, founder variant
subsequently reported in 3 unrelated families, non amish - GREEN AT UPGRADE
2 cohort studies looking for variants in this gene in SIDS cohorts but it's very rare and presents with more of a progressive neurological phenotype in the non Amish families
Prepair 1000+ v1.369 CYP27A1 Lilian Downie Added comment: Comment when marking as ready: Cerebrotendinous xanthomatosis (CTX) is a rare autosomal recessive lipid-storage disease characterized clinically by progressive neurologic dysfunction (cerebellar ataxia beginning after puberty, systemic spinal cord involvement and a pseudobulbar phase leading to death), premature atherosclerosis, and cataracts. Large deposits of cholesterol and cholestanol are found in virtually every tissue, particularly the Achilles tendons, brain, and lungs. Cholestanol, the 5-alpha-dihydro derivative of cholesterol, is enriched relative to cholesterol in all tissues. The diagnosis can be made by demonstrating cholestanol in abnormal amounts in the serum and tendon of persons suspected of being affected. Plasma cholesterol concentrations are low normal in CTX patients. (OMIM)
Prepair 1000+ v1.359 NECTIN1 Lauren Rogers reviewed gene: NECTIN1: Rating: ; Mode of pathogenicity: None; Publications: 25913853, 10932188, 26953873; Phenotypes: Cleft lip/palate-ectodermal dysplasia syndrome MIM#225060; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.355 CARS2 Crystle Lee reviewed gene: CARS2: Rating: GREEN; Mode of pathogenicity: None; Publications: 30139652, 34704010; Phenotypes: Combined oxidative phosphorylation deficiency 27 (MIM#616672); Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.344 POMGNT1 Lilian Downie Added comment: Comment when marking as ready: Isolated RP presentation can start with night blindness in childhood.
Prepair 1000+ v1.306 ARPC1B Lilian Downie Phenotypes for gene: ARPC1B were changed from Platelet abnormalities with eosinophilia and immune-mediated inflammatory disease, 617718 (3), Autosomal recessive to Immunodeficiency 71 with inflammatory disease and congenital thrombocytopenia MIM#617718
Prepair 1000+ v1.304 ALG8 Crystle Lee reviewed gene: ALG8: Rating: GREEN; Mode of pathogenicity: None; Publications: 35716054, 36574950; Phenotypes: Congenital disorder of glycosylation, type Ih, MIM#608104; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.304 ALG11 Crystle Lee reviewed gene: ALG11: Rating: GREEN; Mode of pathogenicity: None; Publications: 36843332, 30676690; Phenotypes: Congenital disorder of glycosylation, type Ip, MIM#613661; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.304 AIPL1 Crystle Lee changed review comment from: Biallelic AIPL1 variants are associated with a spectrum of inherited retinal disease, ranging from severe Leber congenital amaurosis (LCA) to later onset retinitis pigmentosa (RP). Heterozygotes present with a milder, later onset cone rod dystrophy and RP.

LCA is a congenital-onset, rapid and progressive disease leading to severe vision impariment and/or loss of vision.; to: Biallelic AIPL1 variants are associated with a spectrum of inherited retinal disease, ranging from severe Leber congenital amaurosis (LCA) to later onset retinitis pigmentosa (RP). Heterozygotes present with a milder, later onset cone rod dystrophy and RP.

LCA is a congenital-onset, rapid and progressive disease leading to severe vision impairment and/or loss of vision.
Prepair 1000+ v1.287 ALDH1A3 Lauren Rogers reviewed gene: ALDH1A3: Rating: GREEN; Mode of pathogenicity: None; Publications: 23312594, 30200890; Phenotypes: Microphthalmia, isolated 8 (MIM#615113); Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.287 MGAT2 Andrew Coventry reviewed gene: MGAT2: Rating: GREEN; Mode of pathogenicity: None; Publications: 8808595 11228641 22105986 33044030 31420886; Phenotypes: Congenital disorder of glycosylation, type IIa MIM#212066; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.287 ADGRG1 Lauren Thomas reviewed gene: ADGRG1: Rating: GREEN; Mode of pathogenicity: None; Publications: 16240336, 33299078; Phenotypes: Polymicrogyria, bilateral frontoparietal, MIM#606854; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.279 B3GALNT2 Lilian Downie Added comment: Comment when marking as ready: Congenital muscular dystrophy-dystroglycanopathy with brain and eye anomalies (type A) is an autosomal recessive disorder with congenital muscular dystrophy resulting in muscle weakness early in life and brain and eye anomalies. It is usually associated with delayed psychomotor development and shortened life expectancy. The phenotype includes the alternative clinical designations Walker-Warburg syndrome (WWS) and muscle-eye-brain disease (MEB). The disorder represents the most severe end of a phenotypic spectrum of similar disorders resulting from defective glycosylation of alpha-dystroglycan (DAG1; 128239), collectively known as 'dystroglycanopathies'
Prepair 1000+ v1.275 FKTN Lilian Downie Phenotypes for gene: FKTN were changed from Muscular dystrophy-dystroglycanopathy (congenital with brain and eye anomalies), type A, 4, 253800 (3) to Cardiomyopathy, dilated, 1X MIM#611615; Muscular dystrophy-dystroglycanopathy (congenital with brain and eye anomalies), type A, 4MIM#253800; Muscular dystrophy-dystroglycanopathy (congenital without impaired intellectual development), type B, 4 MIM#613152; Muscular dystrophy-dystroglycanopathy (limb-girdle), type C, 4 MIM# 611588
Prepair 1000+ v1.248 GNE Andrew Coventry changed review comment from: Nonaka myopathy - Well established gene disease relationship. However, age of onset of myopathy reported to usually occur between age 20 and 40. Marginal for childhood onset condition.

Thrombocytopenia - well reported association of affected individuals experiencing bleeding episodes that commence from neonatal to early childhood. Myopathy variably reported in those affected - possibly due to young age of individuals presenting with bleeding symptoms. Myopathy, when reported, occurs at similar age of onset to Nonaka. Publication (25257349) indicates myopathy onset in affected sibs at mid-late teens. Also reported renal complications at age 7. Mouse model for GNE knockout shows renal involvement (PMID: 17549255). Condition reported to have caused cerebral haemorrhages in neonatal period (PMID:29941673). Unsure if phenotypic variability of condition, and isolated bleeding phenotype (as in ClinGen) suitable or adequate for screening context.; to: Nonaka myopathy - Well established gene disease relationship. However, age of onset of myopathy reported to usually occur between age 20 and 40. Myopathy then progresses, usually over ~10 year period to then require wheelchair assistance for mobility. Severe condition but onset is marginal for childhood onset screening context.

Thrombocytopenia - well reported association of affected individuals experiencing bleeding episodes that commence from neonatal to early childhood. Myopathy variably reported in those affected - possibly due to young age of individuals presenting with bleeding symptoms. Myopathy, when reported, occurs at similar age of onset to Nonaka. Publication (25257349) indicates myopathy onset in affected sibs at mid-late teens. Also reported renal complications at age 7. Mouse model for GNE knockout shows renal involvement (PMID: 17549255). Condition reported to have caused cerebral haemorrhages in neonatal period (PMID:29941673). Unsure if phenotypic variability of condition, and isolated bleeding phenotype (as in ClinGen) suitable or adequate for screening context.
Prepair 1000+ v1.248 GLA Shakira Heerah reviewed gene: GLA: Rating: GREEN; Mode of pathogenicity: None; Publications: 17224688, 29649853, 26937390, 20301469; Phenotypes: Fabry disease, 301500, (3); Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.248 FKTN Andrew Coventry reviewed gene: FKTN: Rating: ; Mode of pathogenicity: None; Publications: 9690476 19017726 20301385 28680109 17036286; Phenotypes: Muscular dystrophy-dystroglycanopathy MONDO:0018276, Cardiomyopathy, dilated, 1X MIM#611615; Mode of inheritance: None
Prepair 1000+ v1.236 ALG2 Lana Giameos reviewed gene: ALG2: Rating: AMBER; Mode of pathogenicity: None; Publications: 33644825, 23404334, 24461433, 12684507, 30397276, 34980536, 34106226; Phenotypes: Congenital disorder of glycosylation, type Ii, MIM# 607906, Myasthenic syndrome, congenital, 14, MIM# 616228; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.229 DYSF Marta Cifuentes Ochoa commented on gene: DYSF: Miyoshi myopathy (MM) is the most common form of recessive distal myopathy in populations with founder mutations such as Libyan and Israeli Jewish population, Italian and Spanish populations.The typical age of onset of MM lies between 15 and 30 years

Autosomal recessive limb-girdle muscular dystrophy type 2B (LGMD2B) is a subtype of autosomal recessive limb-girdle muscular dystrophy characterized by an onset in late adolescence or early adulthood of slowly progressive, proximal weakness and atrophy of shoulder and pelvic girdle muscles. Cardiac and respiratory muscles are not involved. Hypertrophy of the calf muscles and highly elevated serum creatine kinase levels are frequently observed.

Myopathy, distal, with anterior tibial onset is a rare genetic neuromuscular disease with characteristics of a progressive muscle weakness starting in the anterior tibial muscles, later involving lower and upper limb muscles, associated with an increased serum creatine kinase levels and absence of dysferlin on muscle biopsy. Patients become wheelchair dependent.

HGNC approved symbol/name: DYSF
Is the phenotype(s) severe and onset <18yo ? ? chidhood, early adulthood to late onset
Known technical challenges? N but large‐scale copy number variants have been identified.
Gene reported in >3 independent families

Unsure due genotype/phenotype correlation and onset
Prepair 1000+ v1.189 BTK Zornitza Stark Phenotypes for gene: BTK were changed from Agammaglobulinemia and isolated hormone deficiency, 307200 (3) to Agammaglobulinemia, X-linked 1 MIM#300755; Bruton-type agammaglobulinemia MONDO:0010421; Isolated growth hormone deficiency, type III, with agammaglobulinemia MIM#307200 MONDO:0010615
Prepair 1000+ v1.187 CEP152 Marta Cifuentes Ochoa changed review comment from: Primary microcephaly (head circumference more than 3 standard deviations below the age- and sex-matched population mean). Causes Intellectual disability.

Seckel syndrome is a rare autosomal recessive inherited disorder, which is mainly characterized by intrauterine and postnatal growth restrictions, microcephaly, intellectual disability, and a typical “bird-head” facial appearance.

Established gene-disease association.

Congenital onset, severe disorder

HGNC approved symbol/name: CEP152

Is the phenotype(s) severe and onset <18yo ? Y

Known technical challenges? N

Gene reported in >3 independent families; to: Primary microcephaly (head circumference more than 3 standard deviations below the age- and sex-matched population mean). Causes Intellectual disability.

Seckel syndrome is a rare autosomal recessive inherited disorder, which is mainly characterized by intrauterine and postnatal growth restrictions, microcephaly, intellectual disability, facial dysmorphic features.

Established gene-disease association.

Congenital onset, severe disorder

HGNC approved symbol/name: CEP152

Is the phenotype(s) severe and onset <18yo ? Y

Known technical challenges? N

Gene reported in >3 independent families
Prepair 1000+ v1.187 COLQ Marta Cifuentes Ochoa changed review comment from: Patients with congenital myasthenic syndromes present clinically with onset of variable muscle weakness between infancy and adulthood.

Well established gene-disease association, more than 10 families reported.
HGNC approved symbol/name: COLQ
Is the phenotype(s) severe and onset <18yo ? Y
Known technical challenges?N; to: Patients with congenital myasthenic syndromes present clinically with onset of variable muscle weakness between infancy and adulthood.
Presentations:
-neonatal: respiratory insufficiency, multiple joint contractures (often described as arthrogryposis multiplex congenita) resulting from a lack of fetal movement in utero. Feeding difficulties, poor suck and cry, choking spells, eyelid ptosis, and facial, bulbar, and generalized weakness.In some individuals, long face, narrow jaw, and a high-arched palate have been reported
-childhood: delayed motr milestones, fluctuating eyelid ptosis and fixed or fluctuating extraocular muscle weakness. Ptosis may involve one or both eyelids. Facial and bulbar weakness with nasal speech and difficulties in coughing and swallowing may be present.Spinal deformity or muscle atrophy may occur
-limb-girdle

Well established gene-disease association, more than 10 families reported.
HGNC approved symbol/name: COLQ
Is the phenotype(s) severe and onset <18yo ? Y
Known technical challenges?N
Prepair 1000+ v1.187 CHM Marta Cifuentes Ochoa reviewed gene: CHM: Rating: AMBER; Mode of pathogenicity: None; Publications: 31021898, 27506488, 27820636, 33110609; Phenotypes: Choroideremia MIM#303100, MONDO:0010557; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.159 BTK Marta Cifuentes Ochoa reviewed gene: BTK: Rating: GREEN; Mode of pathogenicity: None; Publications: 8013627, 7849697, 31481959, 15024743, 34182127, 16951917; Phenotypes: Agammaglobulinemia, X-linked 1 MIM#300755, Bruton-type agammaglobulinemia MONDO:0010421, Isolated growth hormone deficiency, type III, with agammaglobulinemia MIM#307200 MONDO:0010615; Mode of inheritance: X-LINKED: hemizygous mutation in males, biallelic mutations in females
Prepair 1000+ v1.159 HBA2 Andrew Coventry changed review comment from: Well established and strong gene-disease association. Alpha-thalassemia result in anaemias from early childhood when fetal haemoglobin expression is diminished. Haemoglobinopathies of alpha-globin can result from variants at either of the 2 alpha-globin loci, HBA1 or HBA2.

Subtypes:
Haemoglobin H disease is a subtype of alpha-thalassemia:
Deletional' Hb H disease is caused by the combination of alpha(0)-thalassemia with deletional alpha(+)-thalassemia.
Deletional Haemoglobin H - phenotypic variability ranging from asymptomatic, to needing periodic transfusions, to severe anaemia with haemolysis and hepatosplenomegaly, to fatal hydrops fetalis in utero. Variable age of onset and features - see PMID: 21345100

'Nondeletional' Hb H disease is caused by an alpha(0)-thalassemia plus an alpha(+)-thalassemia point mutation or small insertion/deletion. Disease phenotype is usually are greater levels of anaemia, more symptomatic, more likely to have significant hepatosplenomegaly, and greater likelihood to require transfusions.

Note: Deletions are well known and frequent cause of these alpha thalassemia phenotypes and subtypes. Diverse range of non-deletional HBA2 variants also described. Possible technological challenge due to deletions which are prevalent.; to: Well established gene-disease association. The alpha-thalassemia phenotype ranges from asymptomatic to lethal. The severity of the disorder is usually well correlated with the number of non-functional copies of the alpha-globin genes (HBA1/HBA2). Gene function can be lost by deletion, or by SNVs (total loss or partial).The clinically relevant forms of alpha-thalassemia usually involve alpha(0)-thalassemia, either coinherited with alpha(+)-thalassemia and resulting in HbH disease, or inherited from both parents and resulting in haemoglobin Bart hydrops fetalis.

Note: Deletions are well known and frequent cause of these alpha thalassemia phenotypes and subtypes. Diverse range of non-deletional HBA2 variants also described. Possible technological challenge due to deletions which are prevalent.
Prepair 1000+ v1.144 TUFM Lilian Downie Added comment: Comment when marking as ready: PMID: 37433570 can have a milder, later onset
Prepair 1000+ v1.143 CSMD1 Krithika Murali gene: CSMD1 was added
gene: CSMD1 was added to Prepair 1000+. Sources: Literature
Mode of inheritance for gene: CSMD1 was set to BIALLELIC, autosomal or pseudoautosomal
Publications for gene: CSMD1 were set to PMID:38816421
Phenotypes for gene: CSMD1 were set to complex neurodevelopmental disorder MONDO:0100038
Review for gene: CSMD1 was set to GREEN
Added comment: PMID 38816421 Werren et al 2024 report 8 individuals from 6 families with biallelic missense CSMD1 variants identified through exome sequencing and subsequent gene-sharing efforts. Shared phenotypic features included: GDD, ID, microcephaly and polymicrogyria. Other features included dysmorphism, IUGR, hypotonia, arthrogryposis, seizures, opthalmological anomalies and other brain white matter anomalies Heterozygous parents were unaffected.

Loss of function is the postulated mechanism based on experimental data involving early-stage forebrain organoids differentiated from CSMD1 knockout human embryonic stem cells. ClinGen haploinsufficiency score of 1, however, this curation was last reviewed in 2018. This gene is within the scope of review for the ClinGen Autism and ID GCEP.
Sources: Literature
Prepair 1000+ v1.142 MFRP Zornitza Stark gene: MFRP was added
gene: MFRP was added to Prepair 1000+. Sources: Expert Review
Mode of inheritance for gene: MFRP was set to BIALLELIC, autosomal or pseudoautosomal
Publications for gene: MFRP were set to 17167404; 18554571; 20361016
Phenotypes for gene: MFRP were set to Microphthalmia, isolated 5, MIM# 611040
Review for gene: MFRP was set to GREEN
Added comment: More than 10 unrelated families reported with bi-allelic variants in this gene associated with posterior microphthalmia with retinitis pigmentosa, foveoschisis, and optic disc drusen. Causes congenital visual impairment.
Sources: Expert Review
Prepair 1000+ v1.139 USP9X Lilian Downie Mode of inheritance for gene: USP9X was changed from X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males) to X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.138 USP9X Lilian Downie Mode of inheritance for gene: USP9X was changed from X-LINKED: hemizygous mutation in males, biallelic mutations in females to X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.123 ARMC4 Lilian Downie Added comment: Comment when marking as ready: Primary ciliary dyskinesia-23 is an autosomal recessive disorder resulting from defective ciliary motility. Affected individuals have respiratory distress and recurrent upper and lower airway infections, and they often develop bronchiectasis. About 50% of patients have situs inversus or laterality defects. Ultrastructural analysis of respiratory cilia shows defects in the outer dynein arm
Prepair 1000+ v1.115 COG7 Zornitza Stark Phenotypes for gene: COG7 were changed from Congenital disorder of glycosylation, type IIe, 608779 (3) to Congenital disorder of glycosylation, type IIe, MIM # 608779
Prepair 1000+ v1.113 CYP17A1 Zornitza Stark Phenotypes for gene: CYP17A1 were changed from 17,20-lyase deficiency, isolated, 202110 (3) to 17-alpha-hydroxylase/17,20-lyase deficiency MIM#202110
Prepair 1000+ v1.88 RMRP Lilian Downie Added comment: Comment when marking as ready: A range of phenotypes from mild skeletal dysplasia to a severe (anauxetic dysplasia), there is not a clear genotype phenotype correlation, however loss of function variants are more often reported in the severe phenotypes
Prepair 1000+ v1.82 ALG9 Cassandra Muller reviewed gene: ALG9: Rating: GREEN; Mode of pathogenicity: None; Publications: 28932688, 25966638, 26453364, 30676690, 36326140; Phenotypes: Congenital disorder of glycosylation, type Il, MIM#608776, Gillessen-Kaesbach-Nishimura syndrome, MIM# 263210; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.82 ATP7A Karina Sandoval reviewed gene: ATP7A: Rating: GREEN; Mode of pathogenicity: None; Publications: 20170900, 33137485, 31969342, 31558336, 7842019, 8981948; Phenotypes: Menkes disease(MIM#309400), Occipital horn syndrome(MIM#304150); Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.82 DCX Andrew Coventry reviewed gene: DCX: Rating: GREEN; Mode of pathogenicity: None; Publications: 10915612 9489699 12552055 20301364 14625554; Phenotypes: Lissencephaly, X-linked MIM#300067, Subcortical laminal heterotopia, X-linked MIM#300067; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.82 COG7 Kate Scarff reviewed gene: COG7: Rating: GREEN; Mode of pathogenicity: None; Publications: PMID: 15107842, 17356545, 28883096, 17395513, 16151902; Phenotypes: Congenital disorder of glycosylation, type IIe, MIM # 608779; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.76 ADAT3 Cassandra Muller changed review comment from: 20+ unrelated Arab families reported in the literature with the same homozygous missense variant in this gene causing intellectual disability (p.(Val128Met))
Other features can include microcephaly, growth failure, epilepsy.; to: 20+ unrelated Arab families reported in the literature with the same homozygous missense variant in this gene causing intellectual disability (p.(Val128Met)). One known family with a different variant in the same gene.
Other features can include microcephaly, growth failure, epilepsy.
Prepair 1000+ v1.65 TUFM Lauren Rogers changed review comment from: Features are lactic acidosis, progressive encephalopathy, dysplastic leukoencephalopathy due to abberant mitochondrial DNA translation.

Congenital onset; to: Features are lactic acidosis, progressive encephalopathy, dysplastic leukoencephalopathy due to abberant mitochondrial DNA translation.

Congenital onset
Prepair 1000+ v1.65 TUFM Lauren Rogers changed review comment from: Features are lactic acidosis, progressive encephalopathy, dysplastic leukoencephalopathy due to abberant mitochondrial DNA translation.

Co ngenital onset; to: Features are lactic acidosis, progressive encephalopathy, dysplastic leukoencephalopathy due to abberant mitochondrial DNA translation.

Congenital onset
Prepair 1000+ v1.65 TUFM Lauren Rogers reviewed gene: TUFM: Rating: GREEN; Mode of pathogenicity: None; Publications: ; Phenotypes: Combined oxidative phosphorylation deficiency 4, OMIM #610678; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.65 SLC46A1 Lauren Rogers reviewed gene: SLC46A1: Rating: GREEN; Mode of pathogenicity: None; Publications: 20301716; Phenotypes: Folate malabsorption, hereditary, MIM# 229050; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.65 PMM2 Lauren Rogers reviewed gene: PMM2: Rating: GREEN; Mode of pathogenicity: None; Publications: ; Phenotypes: Congenital disorder of glycosylation, type Ia (MIM#212065); Mode of inheritance: None
Prepair 1000+ v1.65 PGM1 Lauren Rogers reviewed gene: PGM1: Rating: GREEN; Mode of pathogenicity: None; Publications: 24499211, 33342467; Phenotypes: Congenital disorder of glycosylation, type It (MIM#614921); Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.65 CLCN4 Andrew Coventry reviewed gene: CLCN4: Rating: GREEN; Mode of pathogenicity: None; Publications: 27550844 33951195 25644381 34479510 37409888; Phenotypes: Raynaud-Claes syndrome MIM#300114; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.65 NGLY1 Lauren Rogers reviewed gene: NGLY1: Rating: GREEN; Mode of pathogenicity: None; Publications: 24651605, 27388694; Phenotypes: Congenital disorder of deglycosylation, MIM# 615273; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.65 MOGS Lauren Rogers reviewed gene: MOGS: Rating: GREEN; Mode of pathogenicity: None; Publications: 31925597, 30587846, 33058492, 38498292, 33261925; Phenotypes: Congenital disorder of glycosylation, type IIb, MIM# 606056; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.65 C19orf12 Andrew Coventry reviewed gene: C19orf12: Rating: GREEN; Mode of pathogenicity: None; Publications: 21981780 31087512 23269600 33688131 22508347 31804703 30088953 20039086 24586779 35182730; Phenotypes: Neurodegeneration with brain iron accumulation 4 MIM#614298; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.65 CLCNKB Lucy Spencer changed review comment from: Is the phenotype(s) severe and onset <18yo? YES. CLCNKB mutations cause Bartter syndrome type 3 also called classic Bartter syndrome with renal salt wasting, hypokalemia, metabolic alkalosis, polyuria, polydipsia, and failure to thrive. It typically manifests in early childhood but late childhood or adulthood onset cases have been reported. Classic Bartter syndrome has a heterogeneous presentation from severe to very mild (PMIDs: 25810436, 24965226)

There is also a digenic inheritance known for this gene with variants in CLCNKA causing Bartter syndrome type 4b.; to: Is the phenotype(s) severe and onset <18yo? YES. CLCNKB mutations cause Bartter syndrome type 3 also called classic Bartter syndrome with renal salt wasting, hypokalemia, metabolic alkalosis, polyuria, polydipsia, and failure to thrive. It typically manifests in early childhood but late childhood or adulthood onset cases have been reported. Classic Bartter syndrome has a heterogeneous presentation from severe to very mild (PMIDs: 25810436, 24965226)

There is also a digenic inheritance known for this gene with variants in CLCNKA causing Bartter syndrome type 4b.
Prepair 1000+ v1.65 CEP290 Lucy Spencer reviewed gene: CEP290: Rating: GREEN; Mode of pathogenicity: None; Publications: PMID: 17345604, 16909394, 24807808, 16682970, 16682973, 27434533, 20690115, 32208788; Phenotypes: CEP290-related ciliopathy MONDO:0100451, Bardet-Biedl syndrome 14, MIM# 615991, Joubert syndrome 5 610188, Leber congenital amaurosis 10, MIM# 611755, Meckel syndrome 4, MIM# 611134, Senior-Loken syndrome 6, MIM# 610189; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.64 AIFM1 Zornitza Stark Phenotypes for gene: AIFM1 were changed from Cowchock syndrome, 310490 (3) to Combined oxidative phosphorylation deficiency 6, MIM#300816
Prepair 1000+ v1.58 ALG12 Zornitza Stark Phenotypes for gene: ALG12 were changed from Congenital disorder of glycosylation, type Ig, 607143 (3) to Congenital disorder of glycosylation, type Ig MIM# 607143
Prepair 1000+ v1.43 COQ4 Lauren Rogers changed review comment from: At least 9 unrelated families reported.

Primary coenzyme Q10 deficiency-7 (COQ10D7) is an autosomal recessive disorder resulting from mitochondrial dysfunction. Most patients have onset of severe cardiac or neurologic symptoms soon after birth. IUGR reported.

Treatment: CoQ10 supplementation can limit disease progression and reverse some clinical manifestations.; to: At least 9 unrelated families reported.

Primary coenzyme Q10 deficiency-7 (COQ10D7) is an autosomal recessive disorder resulting from mitochondrial dysfunction. Most patients have onset of severe cardiac or neurologic symptoms soon after birth. IUGR reported.

Treatment: CoQ10 supplementation can limit disease progression and reverse some clinical manifestations.
Prepair 1000+ v1.43 ALOXE3 Lucy Spencer changed review comment from: HGNC approved symbol/name: ALOXE3

Is the phenotype(s) severe and onset <18yo ? Yes early onset; babyscreen review notes its congenital onset. However this gene causes ichthyosis and OMIM says "Affected individuals have a relatively mild ichthyosis phenotype". Im not sure its severe enough to include here.

Discussed 25/07/24- this can be a very severe form of ichthyosis, should be green and remain on this panel

Treatments available: No specific treatment available (from babyscreen); to: HGNC approved symbol/name: ALOXE3

Is the phenotype(s) severe and onset <18yo ? Yes early onset; babyscreen review notes its congenital onset. However this gene causes ichthyosis and OMIM says "Affected individuals have a relatively mild ichthyosis phenotype". Im not sure its severe enough to include here.

Treatments available: No specific treatment available (from babyscreen)
Prepair 1000+ v1.43 ALOXE3 Lucy Spencer changed review comment from: HGNC approved symbol/name: ALOXE3

Is the phenotype(s) severe and onset <18yo ? Yes early onset; babyscreen review notes its congenital onset. However this gene causes ichthyosis and OMIM says "Affected individuals have a relatively mild ichthyosis phenotype". Im not sure its severe enough to include here.

Treatments available: No specific treatment available (from babyscreen); to: HGNC approved symbol/name: ALOXE3

Is the phenotype(s) severe and onset <18yo ? Yes early onset; babyscreen review notes its congenital onset. However this gene causes ichthyosis and OMIM says "Affected individuals have a relatively mild ichthyosis phenotype". Im not sure its severe enough to include here.

Discussed 25/07/24- this can be a very severe form of ichthyosis, should be green and remain on this panel

Treatments available: No specific treatment available (from babyscreen)
Prepair 1000+ v1.43 ALOXE3 Lucy Spencer changed review comment from: HGNC approved symbol/name: ALOXE3

Is the phenotype(s) severe and onset <18yo ? Yes early onset; babyscreen review notes its congenital onset. However this gene causes ichthyosis and OMIM says "Affected individuals have a relatively mild ichthyosis phenotype". Im not sure its severe enough to include here.

Treatments available: No specific treatment available (from babyscreen)

Known technical challenges? Y; to: HGNC approved symbol/name: ALOXE3

Is the phenotype(s) severe and onset <18yo ? Yes early onset; babyscreen review notes its congenital onset. However this gene causes ichthyosis and OMIM says "Affected individuals have a relatively mild ichthyosis phenotype". Im not sure its severe enough to include here.

Treatments available: No specific treatment available (from babyscreen)
Prepair 1000+ v1.43 COQ4 Lauren Rogers changed review comment from: At least 9 unrelated families reported.

Primary coenzyme Q10 deficiency-7 (COQ10D7) is an autosomal recessive disorder resulting from mitochondrial dysfunction. Most patients have onset of severe cardiac or neurologic symptoms soon after birth. IUGR reported.

Treatment: CoQ10 supplementation can limit disease progression and reverse some clinical manifestations.; to: At least 9 unrelated families reported.

Primary coenzyme Q10 deficiency-7 (COQ10D7) is an autosomal recessive disorder resulting from mitochondrial dysfunction. Most patients have onset of severe cardiac or neurologic symptoms soon after birth. IUGR reported.

Treatment: CoQ10 supplementation can limit disease progression and reverse some clinical manifestations.
Prepair 1000+ v1.39 ARL6 Zornitza Stark changed review comment from: Usually associated with multi-system ciliopathy, ID is a feature.; to: Usually associated with multi-system ciliopathy, ID is usually, though not always, a feature. Note gene is also associated with isolated RP.
Prepair 1000+ v1.33 ATRX Zornitza Stark Phenotypes for gene: ATRX were changed from ATR-X-related syndrome MONDO:0016980; Mental retardation-hypotonic facies syndrome, X-linked, 309580 (3) to ATR-X-related syndrome MONDO:0016980
Prepair 1000+ v1.9 ARHGEF9 Kate Scarff reviewed gene: ARHGEF9: Rating: GREEN; Mode of pathogenicity: None; Publications: PMID: 31942680, 30048823, 29130122, 28620718; Phenotypes: Developmental and epileptic encephalopathy 8, MIM# 300607; Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v1.9 ACO2 Michelle Torres changed review comment from: Is the phenotype(s) severe and onset <18yo ? Y

NB: Optic atrophy 9 may also be AD.; to: Is the phenotype(s) severe and onset <18yo ? Y

*No clear genotype-phenotype correlation (Fig 1a, PMID: 34056600)

NB: Optic atrophy 9 may also be AD.
Prepair 1000+ v1.9 ALG12 Kate Scarff changed review comment from: HGNC approved symbol/name: ALG12
Is the phenotype(s) severe and onset <18yo ? Yes
Features include impaired psychomotor development, dysmorphic features, failure to thrive, male genital hypoplasia, coagulation abnormalities, and immune deficiency. More variable features include skeletal dysplasia, cardiac anomalies, ocular abnormalities, and sensorineural hearing loss. Some patients die in the early neonatal or infantile period, whereas others are mildly affected and live to adulthood; to: HGNC approved symbol/name: ALG12
Is the phenotype(s) severe and onset <18yo ? Yes
Features include impaired psychomotor development, dysmorphic features, failure to thrive, male genital hypoplasia, coagulation abnormalities, and immune deficiency. More variable features include skeletal dysplasia, cardiac anomalies, ocular abnormalities, and sensorineural hearing loss. Some patients die in the early neonatal or infantile period, whereas others are mildly affected and live to adulthood.
No specific treatment at present.
Prepair 1000+ v1.9 ALG12 Kate Scarff reviewed gene: ALG12: Rating: GREEN; Mode of pathogenicity: None; Publications: PMID: 31481313; Phenotypes: Congenital disorder of glycosylation, type Ig MIM# 607143; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.9 AARS2 Clare Hunt reviewed gene: AARS2: Rating: GREEN; Mode of pathogenicity: None; Publications: ; Phenotypes: Combined oxidative phosphorylation deficiency 8, 614096 (3); Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.9 GFM1 Lauren Rogers reviewed gene: GFM1: Rating: GREEN; Mode of pathogenicity: None; Publications: ; Phenotypes: Combined oxidative phosphorylation deficiency 1, MIM#609060; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.7 ALG3 Andrew Coventry reviewed gene: ALG3: Rating: GREEN; Mode of pathogenicity: None; Publications: 31067009, 10581255, 15840742; Phenotypes: Congenital disorder of glycosylation, type Id; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v1.7 AIFM1 Karina Sandoval reviewed gene: AIFM1: Rating: GREEN; Mode of pathogenicity: None; Publications: 20362274, 22019070, 26173962, 31523922, 31783324, 28299359, 25934856, 28842795, 28842795; Phenotypes: Combined oxidative phosphorylation deficiency 6, 300816, Cowchock syndrome, 310490, Deafness, X-linked 5, 300614, Spondyloepimetaphyseal dysplasia, X-linked, with hypomyelinating leukodystrophy, 300232; Mode of inheritance: X-LINKED: hemizygous mutation in males, biallelic mutations in females
Prepair 1000+ v1.5 ADPRHL2 Zornitza Stark changed review comment from: Fourteen unrelated families reported with stress-induced childhood-onset neurodegeneration with variable ataxia and seizures (CONDSIAS), an autosomal recessive neurodegenerative disorder with onset in the first years of life following normal early development. The disorder is characterised by cyclic episodic deterioration in response to stress, such as infection or febrile illness. The severity is highly variable: some individuals develop seizures early in life that are associated with loss of developmental milestones and early sudden death in childhood, whereas others present at a later age with muscle weakness, gait ataxia, impaired speech, more subtle clinical deterioration, and cognitive decline. Neurologic involvement includes gait ataxia, cerebellar signs associated with cerebellar atrophy, generalized brain atrophy, impaired intellectual development, hearing loss, and peripheral neuropathy.

New HGNC approved name is ADPRS.; to: Fourteen unrelated families reported with stress-induced childhood-onset neurodegeneration with variable ataxia and seizures (CONDSIAS), an autosomal recessive neurodegenerative disorder with onset in the first years of life following normal early development. The disorder is characterised by cyclic episodic deterioration in response to stress, such as infection or febrile illness. The severity is highly variable: some individuals develop seizures early in life that are associated with loss of developmental milestones and early sudden death in childhood, whereas others present at a later age with muscle weakness, gait ataxia, impaired speech, more subtle clinical deterioration, and cognitive decline. Neurologic involvement includes gait ataxia, cerebellar signs associated with cerebellar atrophy, generalized brain atrophy, impaired intellectual development, hearing loss, and peripheral neuropathy.

New HGNC approved name is ADPRS.

To be upgraded to GREEN in next version of panel.
Prepair 1000+ v1.3 TTPA Seb Lunke Added phenotypes Ataxia with isolated vitamin E deficiency, 277460 (3) for gene: TTPA
Prepair 1000+ v1.3 TSFM Seb Lunke Added phenotypes Combined oxidative phosphorylation deficiency 3, 610505 (3) for gene: TSFM
Prepair 1000+ v1.3 SLC46A1 Seb Lunke Added phenotypes Folate malabsorption, hereditary, 229050 (3) for gene: SLC46A1
Prepair 1000+ v1.3 SC5D Seb Lunke Added phenotypes Lathosterolosis, 607330 (3) for gene: SC5D
Prepair 1000+ v1.3 RMND1 Seb Lunke Added phenotypes Combined oxidative phosphorylation deficiency 11, 614922 (3) for gene: RMND1
Prepair 1000+ v1.3 RAX Seb Lunke Added phenotypes Microphthalmia, isolated 3, 611038 (3) for gene: RAX
Prepair 1000+ v1.3 PMM2 Seb Lunke Added phenotypes Congenital disorder of glycosylation, type Ia, 212065 (3) for gene: PMM2
Prepair 1000+ v1.3 PLA2G6 Seb Lunke Added phenotypes Neurodegeneration with brain iron accumulation 2B MIM#610217; Infantile neuroaxonal dystrophy 1 MIM#256600 for gene: PLA2G6
Prepair 1000+ v1.3 PGM1 Seb Lunke Added phenotypes Congenital disorder of glycosylation, type It, 614921 (3) for gene: PGM1
Prepair 1000+ v1.3 PANK2 Seb Lunke Added phenotypes Neurodegeneration with brain iron accumulation 1, MIM#234200 for gene: PANK2
Prepair 1000+ v1.3 NGLY1 Seb Lunke Added phenotypes Congenital disorder of deglycosylation, 615273 (3) for gene: NGLY1
Prepair 1000+ v1.3 NARS2 Seb Lunke Added phenotypes Combined oxidative phosphorylation deficiency 24, 616239 (3) for gene: NARS2
Prepair 1000+ v1.3 MTFMT Seb Lunke Added phenotypes Combined oxidative phosphorylation deficiency 15, 614947 (3) for gene: MTFMT
Prepair 1000+ v1.3 MPI Seb Lunke Added phenotypes Congenital disorder of glycosylation, type Ib, 602579 (3) for gene: MPI
Prepair 1000+ v1.3 GFM1 Seb Lunke Added phenotypes Combined oxidative phosphorylation deficiency 1, 609060 (3) for gene: GFM1
Prepair 1000+ v1.3 CYP17A1 Seb Lunke Added phenotypes 17,20-lyase deficiency, isolated, 202110 (3) for gene: CYP17A1
Prepair 1000+ v1.3 BTK Seb Lunke Added phenotypes Agammaglobulinemia and isolated hormone deficiency, 307200 (3) for gene: BTK
Prepair 1000+ v1.3 ALG6 Seb Lunke Added phenotypes Congenital disorder of glycosylation, type Ic, 603147 (3) for gene: ALG6
Prepair 1000+ v1.3 ALG3 Seb Lunke Added phenotypes Congenital disorder of glycosylation, type Id, 601110 (3) for gene: ALG3
Prepair 1000+ v1.3 ALG1 Seb Lunke Added phenotypes Congenital disorder of glycosylation, type Ik, 608540 (3) for gene: ALG1
Prepair 1000+ v1.3 ADGRG1 Seb Lunke Added phenotypes Polymicrogyria, bilateral frontoparietal, 606854 (3) for gene: ADGRG1
Prepair 1000+ v1.3 AARS2 Seb Lunke Added phenotypes Combined oxidative phosphorylation deficiency 8, 614096 (3) for gene: AARS2
Prepair 1000+ v1.2 ATRX Zornitza Stark Phenotypes for gene: ATRX were changed from Mental retardation-hypotonic facies syndrome, X-linked, 309580 (3) to ATR-X-related syndrome MONDO:0016980
Prepair 1000+ v0.195 BTD Zornitza Stark changed review comment from: Variable severity, but treatable disorder. Consider genotype-phenotype correlation before final decision.; to: Variable severity, but treatable disorder.
Prepair 1000+ v0.195 PCDH19 Zornitza Stark Mode of inheritance for gene: PCDH19 was changed from Other to X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v0.193 PCDH19 Zornitza Stark reviewed gene: PCDH19: Rating: GREEN; Mode of pathogenicity: None; Publications: ; Phenotypes: Developmental and epileptic encephalopathy 9 (MIM#300088); Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v0.188 GJB1 Zornitza Stark Mode of inheritance for gene: GJB1 was changed from X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males) to X-LINKED: hemizygous mutation in males, biallelic mutations in females
Prepair 1000+ v0.155 RPGR Crystle Lee reviewed gene: RPGR: Rating: AMBER; Mode of pathogenicity: None; Publications: 12657579, 30193314; Phenotypes: Retinitis pigmentosa 3 (MIM#300029); Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v0.149 G6PD Zornitza Stark Mode of inheritance for gene: G6PD was changed from X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males) to X-LINKED: hemizygous mutation in males, biallelic mutations in females
Prepair 1000+ v0.119 PCDH19 Crystle Lee gene: PCDH19 was added
gene: PCDH19 was added to Reproductive Carrier Screen_VCGS. Sources: Literature
Mode of inheritance for gene: PCDH19 was set to Other
Publications for gene: PCDH19 were set to 18469813; 30287595
Phenotypes for gene: PCDH19 were set to Developmental and epileptic encephalopathy 9 (MIM#300088)
Review for gene: PCDH19 was set to AMBER
Added comment: XLD. Affects heterozygous females, hemizygous males are mainly unaffected
> 3 unrelated families with phenotype, > 3 de novo mutation carriers with phenotype
Evidence of mosaicism and incomplete penetrance
Sources: Literature
Prepair 1000+ v0.85 WNT10A Crystle Lee gene: WNT10A was added
gene: WNT10A was added to Reproductive Carrier Screen_VCGS. Sources: Literature
Mode of inheritance for gene: WNT10A was set to BOTH monoallelic and biallelic (but BIALLELIC mutations cause a more SEVERE disease form), autosomal or pseudoautosomal
Publications for gene: WNT10A were set to 19559398; 30426266
Phenotypes for gene: WNT10A were set to Odontoonychodermal dysplasia 257980 AR; Schopf-Schulz-Passarge syndrome 224750 AR; Tooth agenesis, selective, 4 150400 AR, AD
Penetrance for gene: WNT10A were set to Incomplete
Review for gene: WNT10A was set to RED
Added comment: Well established gene disease association.

Genotype-phenotype correlation is unclear. The same variant has been associated with all 3 phenotypes and both AR and AD inheritance. Variable expressivity, however milder phenotypes seem to be associated with AD (PMID: 19559398; 30426266)
Sources: Literature
Prepair 1000+ v0.85 TECPR2 Crystle Lee gene: TECPR2 was added
gene: TECPR2 was added to Reproductive Carrier Screen_VCGS. Sources: Literature
Mode of inheritance for gene: TECPR2 was set to BIALLELIC, autosomal or pseudoautosomal
Publications for gene: TECPR2 were set to 23176824; 26542466; 35130874
Phenotypes for gene: TECPR2 were set to Neuropathy, hereditary sensory and autonomic, type IX, with developmental delay, MIM#615031
Review for gene: TECPR2 was set to GREEN
Added comment: SPG49 is an autosomal recessive complicated form of spastic paraplegia. PMID 23176824 reported 4 Jewish Bukharian individuals homozygous for same founder variant and delayed psychomotor development, intellectual disability, and onset of spastic paraplegia in the first decade. Affected individuals also had dysmorphic features, thin corpus callosum on brain imaging, and episodes of central apnea, some of which were fatal. Three additional patients from unrelated non-Bukharian families reported in PMID 26542466, harboring two novel variants (c.1319delT, c.C566T) in this gene. In addition to intellectual disability and evolving spasticity, autonomic-sensory neuropathy accompanied by chronic respiratory disease and paroxysmal autonomic events were prominent
Sources: Literature
Prepair 1000+ v0.85 SLC4A11 Crystle Lee gene: SLC4A11 was added
gene: SLC4A11 was added to Reproductive Carrier Screen_VCGS. Sources: Literature
Mode of inheritance for gene: SLC4A11 was set to BIALLELIC, autosomal or pseudoautosomal
Publications for gene: SLC4A11 were set to 26451371; 20118786; 21203343
Phenotypes for gene: SLC4A11 were set to Corneal dystrophy, Fuchs endothelial, 4, MIM# 613268; Corneal endothelial dystrophy and perceptive deafness, MIM# 217400; Corneal endothelial dystrophy, autosomal recessive, MIM# 217700
Review for gene: SLC4A11 was set to AMBER
Added comment: Well established gene-disease association. Inter- and intra-familial variability and no genotype-phenotype correlation
Sources: Literature
Prepair 1000+ v0.85 SLC26A4 Crystle Lee gene: SLC26A4 was added
gene: SLC26A4 was added to Reproductive Carrier Screen_VCGS. Sources: Literature
Mode of inheritance for gene: SLC26A4 was set to BIALLELIC, autosomal or pseudoautosomal
Publications for gene: SLC26A4 were set to 24599119
Phenotypes for gene: SLC26A4 were set to Deafness, autosomal recessive 4, with enlarged vestibular aqueduct (MIM#600791); Pendred syndrome (MIM#274600)
Review for gene: SLC26A4 was set to AMBER
Added comment: PDS and NSEVA are considered a disease spectrum and are distinguishable based on the presence of thyroid dysfunction in PDS (GeneReviews).

In relation to severity of hearing, there's no correlation between missense vs PTCs. There was great variation in hearing loss severity with the same mutations. Phenotype cannot be predicted from the genotype (PMID: 24599119)
Sources: Literature
Prepair 1000+ v0.85 PYGM Crystle Lee gene: PYGM was added
gene: PYGM was added to Reproductive Carrier Screen_VCGS. Sources: Literature
Mode of inheritance for gene: PYGM was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: PYGM were set to McArdle disease (MIM#232600)
Review for gene: PYGM was set to AMBER
Added comment: Gene-disease association for bi-allelic variants is well established.

McCardle disease: glycogen storage disease type V (GSD5), characterized by onset of exercise intolerance and muscle cramps in childhood or adolescence. Transient myoglobinuria may occur after exercise, due to rhabdomyolysis. Severe myoglobinuria may lead to acute renal failure. Patients may report muscle weakness, myalgia, and lack of endurance since childhood or adolescence. Later in adult life, there is persistent and progressive muscle weakness and atrophy with fatty replacement. McArdle disease is a relatively benign disorder, except for possible renal failure as a complication of myoglobinuria

Clinical heterogeneity exists; about 10% of all affected individuals have mild manifestations (e.g., fatigue or poor stamina without contractures) and remain virtually asymptomatic during daily activities of living(Gene Reviews)
Sources: Literature
Prepair 1000+ v0.85 NR2E3 Crystle Lee gene: NR2E3 was added
gene: NR2E3 was added to Reproductive Carrier Screen_VCGS. Sources: Literature
Mode of inheritance for gene: NR2E3 was set to BOTH monoallelic and biallelic, autosomal or pseudoautosomal
Publications for gene: NR2E3 were set to 32679203; 33138239; 19139342; 26910043
Phenotypes for gene: NR2E3 were set to Enhanced S-cone syndrome (MIM#268100); Retinitis pigmentosa 37 (MIM#611131)
Review for gene: NR2E3 was set to AMBER
Added comment: Both biallelic and monoallelic variants associated with a range of phenotypes including retinitis pigments (NR2E3-related retinal dystrophy). Highly variable phenotype.

PMID: 26910043: Single variant associated with a wide range of phenotypic characteristics
Sources: Literature
Prepair 1000+ v0.85 MCCC2 Crystle Lee gene: MCCC2 was added
gene: MCCC2 was added to Reproductive Carrier Screen_VCGS. Sources: Literature
Mode of inheritance for gene: MCCC2 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: MCCC2 were set to 3-Methylcrotonyl-CoA carboxylase 2 deficiency (MIM#210210)
Review for gene: MCCC2 was set to RED
Added comment: Variants in this gene cause a biochemical defect. Relationship to clinical features is less certain.

Variants in this gene have been reported in multiple individuals with ID/regression/neurological phenotypes. However, ascertainment through NBS programs indicates most individuals remain asymptomatic and therefore caution should be applied in interpreting the clinical significance of variants in this gene (though they undoubtedly cause a biochemical phenotype).
Sources: Literature
Prepair 1000+ v0.85 MCCC1 Crystle Lee gene: MCCC1 was added
gene: MCCC1 was added to Reproductive Carrier Screen_VCGS. Sources: Literature
Mode of inheritance for gene: MCCC1 was set to BIALLELIC, autosomal or pseudoautosomal
Publications for gene: MCCC1 were set to 31730530
Phenotypes for gene: MCCC1 were set to 3-Methylcrotonyl-CoA carboxylase 1 deficiency (MIM#210200)
Review for gene: MCCC1 was set to RED
Added comment: Highly variable phenotype. May present in infancy but also be present in asymptomatic adults (OMIM)

Variants in this gene cause a biochemical defect. The relationship to clinical phenotype has been questioned by NBS programs, PMID 31730530.
Sources: Literature
Prepair 1000+ v0.76 PLA2G6 Zornitza Stark Phenotypes for gene: PLA2G6 were changed from Neurodegeneration with brain iron accumulation 2B, 610217 (3) to Infantile neuroaxonal dystrophy 1 MIM#256600; Neurodegeneration with brain iron accumulation 2B MIM#610217
Prepair 1000+ v0.74 PANK2 Zornitza Stark Phenotypes for gene: PANK2 were changed from Neurodegeneration with brain iron accumulation 1, 234200 (3) to Neurodegeneration with brain iron accumulation 1, MIM#234200
Prepair 1000+ v0.61 HFE Crystle Lee gene: HFE was added
gene: HFE was added to Reproductive Carrier Screen_VCGS. Sources: Literature
Mode of inheritance for gene: HFE was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: HFE were set to Hemochromatosis (MIM#235200)
Penetrance for gene: HFE were set to Incomplete
Review for gene: HFE was set to RED
Added comment: Well established gene disease association. HFE hemochromatosis is an adult-onset, treatable disorder with low clinical penetrance (Gene Reviews).

Not suitable for population carrier screening.
Sources: Literature
Prepair 1000+ v0.61 GP9 Crystle Lee gene: GP9 was added
gene: GP9 was added to Reproductive Carrier Screen_VCGS. Sources: Literature
Mode of inheritance for gene: GP9 was set to BIALLELIC, autosomal or pseudoautosomal
Publications for gene: GP9 were set to 8049428; 33553065; 32030720; 31484196
Phenotypes for gene: GP9 were set to Bernard-Soulier syndrome, type C (MIM#231200)
Review for gene: GP9 was set to AMBER
Added comment: Bernard-Soulier syndrome is a bleeding disorder caused by a defect in or deficiency of the platelet membrane von Willebrand factor receptor complex, glycoprotein Ib (GP Ib). GP Ib is composed of 4 subunits encoded by 4 separate genes: GP1BA, GP1BB, GP9, and GP5.

At least 3 unrelated families reported, animal model.
Sources: Literature
Prepair 1000+ v0.61 GP1BA Crystle Lee gene: GP1BA was added
gene: GP1BA was added to Reproductive Carrier Screen_VCGS. Sources: Literature
Mode of inheritance for gene: GP1BA was set to BOTH monoallelic and biallelic, autosomal or pseudoautosomal
Publications for gene: GP1BA were set to 21173099; 24934643; 18081445
Phenotypes for gene: GP1BA were set to Bernard-Soulier syndrome, type A1 (recessive), (MIM#231200), AR (AR BSS); von Willebrand disease, platelet-type, (MIM#177820), AD (VWD); MONDO:0008332; Bernard-Soulier syndrome, type A2 (dominant), (MIM#153670) (AD BSS); MONDO:0007930
Review for gene: GP1BA was set to AMBER
Added comment: Bernard-Soulier syndrome is usually transmitted as a recessive trait with giant platelets and severe bleeding tendency.
Sources: Literature
Prepair 1000+ v0.61 GJB1 Crystle Lee gene: GJB1 was added
gene: GJB1 was added to Reproductive Carrier Screen_VCGS. Sources: Literature
Mode of inheritance for gene: GJB1 was set to X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Phenotypes for gene: GJB1 were set to Charcot-Marie-Tooth neuropathy, X-linked dominant, 1 (MIM#302800)
Review for gene: GJB1 was set to AMBER
Added comment: CMTX has both demyelinating and axonal features. Well established gene-disease association, over 100 families reported. Variable phenotype with incomplete penetrance (OMIM)

PMID 31842800: Three unrelated males with GJB1 variants and recurrent episodes of reversible posterior leukoencephalopathy reported.
Sources: Literature
Prepair 1000+ v0.61 G6PD Crystle Lee gene: G6PD was added
gene: G6PD was added to Reproductive Carrier Screen_VCGS. Sources: Literature
Mode of inheritance for gene: G6PD was set to X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Phenotypes for gene: G6PD were set to Hemolytic anemia, G6PD deficient (favism) (MIM#300908)
Review for gene: G6PD was set to AMBER
Added comment: Well established gene disease association. Most G6PD-deficient patients are asymptomatic throughout their life, but G6PD deficiency can be life-threatening

Note: OMIM states this is XLD, however it is males that a repeatedly reported affected and just carrier females; females are affected when HOMOZYGOUS, meaning this is primarily an XLR condition
Sources: Literature
Prepair 1000+ v0.61 F11 Crystle Lee gene: F11 was added
gene: F11 was added to Reproductive Carrier Screen_VCGS. Sources: Literature
Mode of inheritance for gene: F11 was set to BOTH monoallelic and biallelic (but BIALLELIC mutations cause a more SEVERE disease form), autosomal or pseudoautosomal
Publications for gene: F11 were set to 18446632; 15026311; 27723456
Phenotypes for gene: F11 were set to Factor XI deficiency, autosomal dominant (MIM#612416); Factor XI deficiency, autosomal recessive, (MIM#612416)
Review for gene: F11 was set to AMBER
Added comment: Recessive cases are more severe than heterozygous carriers, who may be asymptomatic despite having FXI deficiency (PMID:18446632). Dominant negative missense tend to have dominant inheritance patterns (PMID:15026311), while PTCs are generally recessive, though symptomatic carriers have been reported (OMIM).

PMID: 27723456 - "Bleeding due to FXI deficiency is variable and does not correlate with the plasma FXI level or FXI coagulant activity1"
Sources: Literature
Prepair 1000+ v0.61 BTD Crystle Lee gene: BTD was added
gene: BTD was added to Reproductive Carrier Screen_VCGS. Sources: Literature
Mode of inheritance for gene: BTD was set to BIALLELIC, autosomal or pseudoautosomal
Publications for gene: BTD were set to 16435182; 20301497; 32440248
Phenotypes for gene: BTD were set to Biotinidase deficiency (MIM#253260)
Review for gene: BTD was set to RED
Added comment: Well-established gene disease association. Genotype/phenotype correlations in biotinidase deficiency are not well established, decisions regarding treatment should be based on the results of enzyme activity rather than molecular genetic testing.

May be challenging to predict phenotypic outcome in a carrier screening context.
Sources: Literature
Prepair 1000+ v0.61 PLA2G6 Crystle Lee reviewed gene: PLA2G6: Rating: GREEN; Mode of pathogenicity: None; Publications: 35803092; Phenotypes: Infantile neuroaxonal dystrophy 1 MIM#256600, Neurodegeneration with brain iron accumulation 2B MIM#610217; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v0.61 PANK2 Crystle Lee reviewed gene: PANK2: Rating: GREEN; Mode of pathogenicity: None; Publications: 15911822; Phenotypes: HARP syndrome (MIM#607236), Neurodegeneration with brain iron accumulation 1 (MIM#234200); Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v0.61 GLA Crystle Lee reviewed gene: GLA: Rating: GREEN; Mode of pathogenicity: None; Publications: 29649853, 20301469; Phenotypes: Fabry disease (MIM#301500); Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v0.61 DSP Zornitza Stark Phenotypes for gene: DSP were changed from Cardiomyopathy, dilated, with woolly hair and keratoderma, 605676 (3) to Cardiomyopathy, dilated, with woolly hair and keratoderma (MIM#605676); Epidermolysis bullosa, lethal acantholytic (MIM#609638)
Prepair 1000+ v0.58 DSP Crystle Lee reviewed gene: DSP: Rating: GREEN; Mode of pathogenicity: None; Publications: 22795705, 16175511, 20302578, 20613772, 16467215; Phenotypes: Cardiomyopathy, dilated, with woolly hair and keratoderma (MIM#605676), Epidermolysis bullosa, lethal acantholytic (MIM#609638); Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Prepair 1000+ v0.50 PLG Crystle Lee changed review comment from: 2 AR conditions associated with PLG; Type I plasminogen deficiency and type II plasminogen deficiency, also known as 'dysplasminogenemia'. Patients with type II deficiency are usually asymptomatic (OMIM). The most common clinical manifestation is ligneous conjunctivitis. Other neurological manifestations such as hydrocephalus and Dandy Walker malformation can also be present in some patients

PMID: 21174000: Phenotype shows inter- and intra- familial variability. Residual PLG activity does not always correlate with clinical severity

AR condition can be associated with severe, early onset presentation; to: 2 AR conditions associated with PLG; Type I plasminogen deficiency and type II plasminogen deficiency, also known as 'dysplasminogenemia'. Patients with type II deficiency are usually asymptomatic (OMIM). The most common clinical manifestation is ligneous conjunctivitis. Other neurological manifestations such as hydrocephalus and Dandy Walker malformation can also be present in some patients

PMID: 21174000: Phenotype shows inter- and intra- familial variability. Residual PLG activity does not always correlate with clinical severity

AR condition can be associated with severe, early onset presentation
Prepair 1000+ v0.50 CHM Crystle Lee reviewed gene: CHM: Rating: AMBER; Mode of pathogenicity: None; Publications: 33110609, 27820636; Phenotypes: Choroideremia (MIM#303100); Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v0.50 PROC Crystle Lee changed review comment from: Gene is associated AD and AR thrombophilia 3 due to protein C deficiency

AR form of condition is associated with variable severity and occasional late-onset of symptoms with homozygosity

Heterozygous 'carriers' of pathogenic variants in the PROC gene are said to have mild protein C deficiency which is often asymptomatic, but may involve recurrent venous thrombosis.

Difficult to define penetrance as represents risk factor for thrombophilia.

Challenge in interpretation and reporting in a carrier screening context; to: Gene is associated AD and AR thrombophilia 3 due to protein C deficiency

AR form of condition is associated with variable severity and occasional late-onset of symptoms with homozygosity

Heterozygous 'carriers' of pathogenic variants in the PROC gene are said to have mild protein C deficiency which is often asymptomatic, but may involve recurrent venous thrombosis.

Difficult to define penetrance as represents risk factor for thrombophilia.

Challenge in interpretation and reporting in a carrier screening context
Prepair 1000+ v0.49 PDHA1 Crystle Lee reviewed gene: PDHA1: Rating: AMBER; Mode of pathogenicity: None; Publications: 28584645, 22142326; Phenotypes: Pyruvate dehydrogenase E1-alpha deficiency (MIM#312170); Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v0.40 TTN Crystle Lee reviewed gene: TTN: Rating: AMBER; Mode of pathogenicity: None; Publications: ; Phenotypes: Cardiomyopathy, dilated, 1G (MIM#604145), Cardiomyopathy, familial hypertrophic, 9 (MIM#613765), Muscular dystrophy, limb-girdle, autosomal recessive 10 (MIM#608807), Myopathy, myofibrillar, 9, with early respiratory failure (MIM#603689), Salih myopathy (MIM#611705), Tibial muscular dystrophy, tardive (MIM#600334); Mode of inheritance: BOTH monoallelic and biallelic (but BIALLELIC mutations cause a more SEVERE disease form), autosomal or pseudoautosomal
Prepair 1000+ v0.40 EFNB1 Crystle Lee reviewed gene: EFNB1: Rating: AMBER; Mode of pathogenicity: None; Publications: ; Phenotypes: Craniofrontonasal dysplasia (MIM#304110); Mode of inheritance: X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Prepair 1000+ v0.4 ALG2 Zornitza Stark Phenotypes for gene: ALG2 were changed from Myasthenic syndrome, congenital, 14, with tubular aggregates, 616228 (3) to Myasthenic syndrome, congenital, 14, with tubular aggregates, MIM# 616228; Congenital disorder of glycosylation, type Ii, MIM# 607906
Prepair 1000+ v0.0 ALG2 Crystle Lee reviewed gene: ALG2: Rating: AMBER; Mode of pathogenicity: None; Publications: 23404334, 24461433, 12684507; Phenotypes: Myasthenic syndrome, congenital, 14, with tubular aggregates, MIM# 616228, Congenital disorder of glycosylation, type Ii, MIM# 607906; Mode of inheritance: None
Prepair 1000+ v0.0 PIBF1 Crystle Lee gene: PIBF1 was added
gene: PIBF1 was added to Reproductive Carrier Screen_VCGS. Sources: Literature
Mode of inheritance for gene: PIBF1 was set to BIALLELIC, autosomal or pseudoautosomal
Publications for gene: PIBF1 were set to 26167768; 30858804; 29695797; 33004012
Phenotypes for gene: PIBF1 were set to Joubert syndrome 33 (MIM#617767)
Review for gene: PIBF1 was set to AMBER
Added comment: Green gene to be considered for inclusion

Three unrelated families plus three Hutterite families reported with bi-allelic variants in this gene.
Sources: Literature
Prepair 1000+ v0.0 TBX22 Zornitza Stark gene: TBX22 was added
gene: TBX22 was added to Reproductive Carrier Screen_VCGS. Sources: Expert Review,Expert Review Red
Mode of inheritance for gene: TBX22 was set to X-LINKED: hemizygous mutation in males, biallelic mutations in females
Phenotypes for gene: TBX22 were set to Cleft palate with ankyloglossia, MIM #303400
Prepair 1000+ v0.0 COG5 Zornitza Stark gene: COG5 was added
gene: COG5 was added to Reproductive Carrier Screen_VCGS. Sources: Expert Review
Mode of inheritance for gene: COG5 was set to BIALLELIC, autosomal or pseudoautosomal
Publications for gene: COG5 were set to 32174980; 31572517; 23228021
Phenotypes for gene: COG5 were set to Congenital disorder of glycosylation, type IIi, MIM# 613612
Prepair 1000+ v0.0 POLA1 Zornitza Stark gene: POLA1 was added
gene: POLA1 was added to Reproductive Carrier Screen_VCGS. Sources: Expert Review Amber,Mackenzie's Mission
Mode of inheritance for gene: POLA1 was set to X-LINKED: hemizygous mutation in males, biallelic mutations in females
Phenotypes for gene: POLA1 were set to Pigmentary disorder, reticulate, with systemic manifestations, X-linked, MIM#301220; Van Esch-O'Driscoll syndrome, MIM #301030
Prepair 1000+ v0.0 MOGS Zornitza Stark gene: MOGS was added
gene: MOGS was added to Reproductive Carrier Screen_VCGS. Sources: Expert Review Amber,Expert Review
Mode of inheritance for gene: MOGS was set to BIALLELIC, autosomal or pseudoautosomal
Publications for gene: MOGS were set to 30587846; 33058492; 31925597
Phenotypes for gene: MOGS were set to Congenital disorder of glycosylation, type IIb, MIM# 606056
Prepair 1000+ v0.0 VARS2 Zornitza Stark gene: VARS2 was added
gene: VARS2 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: VARS2 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: VARS2 were set to Combined oxidative phosphorylation deficiency 20, 615917 (3)
Prepair 1000+ v0.0 TUFM Zornitza Stark gene: TUFM was added
gene: TUFM was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: TUFM was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: TUFM were set to Combined oxidative phosphorylation deficiency 4, 610678 (3)
Prepair 1000+ v0.0 TTPA Zornitza Stark gene: TTPA was added
gene: TTPA was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: TTPA was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: TTPA were set to Ataxia with isolated vitamin E deficiency, 277460 (3)
Prepair 1000+ v0.0 TSFM Zornitza Stark gene: TSFM was added
gene: TSFM was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: TSFM was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: TSFM were set to Combined oxidative phosphorylation deficiency 3, 610505 (3)
Prepair 1000+ v0.0 TRIT1 Zornitza Stark gene: TRIT1 was added
gene: TRIT1 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: TRIT1 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: TRIT1 were set to Combined oxidative phosphorylation deficiency 35, 617873 (3), Autosomal recessive
Prepair 1000+ v0.0 TMEM165 Zornitza Stark gene: TMEM165 was added
gene: TMEM165 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: TMEM165 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: TMEM165 were set to Congenital disorder of glycosylation, type IIk, 614727 (3)
Prepair 1000+ v0.0 STRA6 Zornitza Stark gene: STRA6 was added
gene: STRA6 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: STRA6 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: STRA6 were set to Microphthalmia, isolated, with coloboma 8, 601186 (3)
Prepair 1000+ v0.0 SSR4 Zornitza Stark gene: SSR4 was added
gene: SSR4 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: SSR4 was set to X-LINKED: hemizygous mutation in males, biallelic mutations in females
Phenotypes for gene: SSR4 were set to Congenital disorder of glycosylation, type Iy, 300934 (3), X-linked recessive
Prepair 1000+ v0.0 SRD5A3 Zornitza Stark gene: SRD5A3 was added
gene: SRD5A3 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: SRD5A3 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: SRD5A3 were set to Congenital disorder of glycosylation, type Iq, 612379 (3)
Prepair 1000+ v0.0 SLC46A1 Zornitza Stark gene: SLC46A1 was added
gene: SLC46A1 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: SLC46A1 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: SLC46A1 were set to Folate malabsorption, hereditary, 229050 (3)
Prepair 1000+ v0.0 SLC39A8 Zornitza Stark gene: SLC39A8 was added
gene: SLC39A8 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: SLC39A8 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: SLC39A8 were set to Congenital disorder of glycosylation, type IIn, 616721 (3), Autosomal recessive
Prepair 1000+ v0.0 SLC16A1 Zornitza Stark gene: SLC16A1 was added
gene: SLC16A1 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: SLC16A1 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: SLC16A1 were set to Monocarboxylate transporter 1 deficiency, 616095 (3)
Prepair 1000+ v0.0 SC5D Zornitza Stark gene: SC5D was added
gene: SC5D was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: SC5D was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: SC5D were set to Lathosterolosis, 607330 (3)
Prepair 1000+ v0.0 RMND1 Zornitza Stark gene: RMND1 was added
gene: RMND1 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: RMND1 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: RMND1 were set to Combined oxidative phosphorylation deficiency 11, 614922 (3)
Prepair 1000+ v0.0 RFT1 Zornitza Stark gene: RFT1 was added
gene: RFT1 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: RFT1 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: RFT1 were set to Congenital disorder of glycosylation, type In, 612015 (3)
Prepair 1000+ v0.0 RAX Zornitza Stark gene: RAX was added
gene: RAX was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: RAX was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: RAX were set to Microphthalmia, isolated 3, 611038 (3)
Prepair 1000+ v0.0 PMM2 Zornitza Stark gene: PMM2 was added
gene: PMM2 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: PMM2 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: PMM2 were set to Congenital disorder of glycosylation, type Ia, 212065 (3)
Prepair 1000+ v0.0 PLA2G6 Zornitza Stark gene: PLA2G6 was added
gene: PLA2G6 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: PLA2G6 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: PLA2G6 were set to Neurodegeneration with brain iron accumulation 2B, 610217 (3)
Prepair 1000+ v0.0 PGM1 Zornitza Stark gene: PGM1 was added
gene: PGM1 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: PGM1 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: PGM1 were set to Congenital disorder of glycosylation, type It, 614921 (3)
Prepair 1000+ v0.0 PANK2 Zornitza Stark gene: PANK2 was added
gene: PANK2 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: PANK2 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: PANK2 were set to Neurodegeneration with brain iron accumulation 1, 234200 (3)
Prepair 1000+ v0.0 NHS Zornitza Stark gene: NHS was added
gene: NHS was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: NHS was set to X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Phenotypes for gene: NHS were set to Cataract 40, X-linked, 302200 (3)
Prepair 1000+ v0.0 NGLY1 Zornitza Stark gene: NGLY1 was added
gene: NGLY1 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: NGLY1 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: NGLY1 were set to Congenital disorder of deglycosylation, 615273 (3)
Prepair 1000+ v0.0 NEXMIF Zornitza Stark gene: NEXMIF was added
gene: NEXMIF was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: NEXMIF was set to X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Phenotypes for gene: NEXMIF were set to Mental retardation, X-linked 98, MIM #300912
Prepair 1000+ v0.0 NECTIN1 Zornitza Stark gene: NECTIN1 was added
gene: NECTIN1 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: NECTIN1 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: NECTIN1 were set to Cleft lip/palate-ectodermal dysplasia syndrome, 225060 (3)
Prepair 1000+ v0.0 NARS2 Zornitza Stark gene: NARS2 was added
gene: NARS2 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: NARS2 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: NARS2 were set to Combined oxidative phosphorylation deficiency 24, 616239 (3)
Prepair 1000+ v0.0 MTO1 Zornitza Stark gene: MTO1 was added
gene: MTO1 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: MTO1 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: MTO1 were set to Combined oxidative phosphorylation deficiency 10, 614702 (3)
Prepair 1000+ v0.0 MTFMT Zornitza Stark gene: MTFMT was added
gene: MTFMT was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: MTFMT was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: MTFMT were set to Combined oxidative phosphorylation deficiency 15, 614947 (3)
Prepair 1000+ v0.0 MPI Zornitza Stark gene: MPI was added
gene: MPI was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: MPI was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: MPI were set to Congenital disorder of glycosylation, type Ib, 602579 (3)
Prepair 1000+ v0.0 MGAT2 Zornitza Stark gene: MGAT2 was added
gene: MGAT2 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: MGAT2 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: MGAT2 were set to Congenital disorder of glycosylation, type IIa, 212066 (3)
Prepair 1000+ v0.0 LAT Zornitza Stark gene: LAT was added
gene: LAT was added to Reproductive Carrier Screen_VCGS. Sources: Expert Review,Expert Review Green
Mode of inheritance for gene: LAT was set to BIALLELIC, autosomal or pseudoautosomal
Publications for gene: LAT were set to 27522155; 27242165
Phenotypes for gene: LAT were set to Immunodeficiency 52, MIM# 617514
Prepair 1000+ v0.0 GTPBP3 Zornitza Stark gene: GTPBP3 was added
gene: GTPBP3 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: GTPBP3 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: GTPBP3 were set to Combined oxidative phosphorylation deficiency 23, 616198 (3)
Prepair 1000+ v0.0 GFM1 Zornitza Stark gene: GFM1 was added
gene: GFM1 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: GFM1 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: GFM1 were set to Combined oxidative phosphorylation deficiency 1, 609060 (3)
Prepair 1000+ v0.0 FOXP3 Zornitza Stark gene: FOXP3 was added
gene: FOXP3 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: FOXP3 was set to X-LINKED: hemizygous mutation in males, biallelic mutations in females
Phenotypes for gene: FOXP3 were set to Immunodysregulation, polyendocrinopathy, and enteropathy, X-linked, 304790 (3)
Prepair 1000+ v0.0 FOLR1 Zornitza Stark gene: FOLR1 was added
gene: FOLR1 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: FOLR1 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: FOLR1 were set to Neurodegeneration due to cerebral folate transport deficiency, 613068 (3)
Prepair 1000+ v0.0 FARS2 Zornitza Stark gene: FARS2 was added
gene: FARS2 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: FARS2 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: FARS2 were set to Combined oxidative phosphorylation deficiency 14, 614946 (3)
Prepair 1000+ v0.0 ELAC2 Zornitza Stark gene: ELAC2 was added
gene: ELAC2 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: ELAC2 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: ELAC2 were set to Combined oxidative phosphorylation deficiency 17, 615440 (3)
Prepair 1000+ v0.0 EARS2 Zornitza Stark gene: EARS2 was added
gene: EARS2 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: EARS2 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: EARS2 were set to Combined oxidative phosphorylation deficiency 12, 614924 (3)
Prepair 1000+ v0.0 DSP Zornitza Stark gene: DSP was added
gene: DSP was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: DSP was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: DSP were set to Cardiomyopathy, dilated, with woolly hair and keratoderma, 605676 (3)
Prepair 1000+ v0.0 DOLK Zornitza Stark gene: DOLK was added
gene: DOLK was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: DOLK was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: DOLK were set to Congenital disorder of glycosylation, type Im, 610768 (3)
Prepair 1000+ v0.0 CYP17A1 Zornitza Stark gene: CYP17A1 was added
gene: CYP17A1 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: CYP17A1 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: CYP17A1 were set to 17,20-lyase deficiency, isolated, 202110 (3)
Prepair 1000+ v0.0 COL4A5 Zornitza Stark gene: COL4A5 was added
gene: COL4A5 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: COL4A5 was set to X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Phenotypes for gene: COL4A5 were set to Alport syndrome 1, X-linked
Prepair 1000+ v0.0 COG7 Zornitza Stark gene: COG7 was added
gene: COG7 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: COG7 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: COG7 were set to Congenital disorder of glycosylation, type IIe, 608779 (3)
Prepair 1000+ v0.0 COG6 Zornitza Stark gene: COG6 was added
gene: COG6 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: COG6 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: COG6 were set to Congenital disorder of glycosylation, type IIl, 614576 (3)
Prepair 1000+ v0.0 CLCN4 Zornitza Stark gene: CLCN4 was added
gene: CLCN4 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: CLCN4 was set to X-LINKED: hemizygous mutation in males, monoallelic mutations in females may cause disease (may be less severe, later onset than males)
Publications for gene: CLCN4 were set to 27550844
Phenotypes for gene: CLCN4 were set to Raynaud-Claes syndrome, MIM #300114
Prepair 1000+ v0.0 CCDC115 Zornitza Stark gene: CCDC115 was added
gene: CCDC115 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: CCDC115 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: CCDC115 were set to Congenital disorder of glycosylation, type IIo, 616828 (3), Autosomal recessive
Prepair 1000+ v0.0 CARS2 Zornitza Stark gene: CARS2 was added
gene: CARS2 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: CARS2 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: CARS2 were set to Combined oxidative phosphorylation deficiency 27, 616672 (3), Autosomal recessive
Prepair 1000+ v0.0 C19orf12 Zornitza Stark gene: C19orf12 was added
gene: C19orf12 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: C19orf12 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: C19orf12 were set to Neurodegeneration with brain iron accumulation 4, 614298 (3)
Prepair 1000+ v0.0 C12orf65 Zornitza Stark gene: C12orf65 was added
gene: C12orf65 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: C12orf65 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: C12orf65 were set to Combined oxidative phosphorylation deficiency 7, 613559 (3)
Prepair 1000+ v0.0 BTK Zornitza Stark gene: BTK was added
gene: BTK was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: BTK was set to X-LINKED: hemizygous mutation in males, biallelic mutations in females
Phenotypes for gene: BTK were set to Agammaglobulinemia and isolated hormone deficiency, 307200 (3)
Prepair 1000+ v0.0 ARPC1B Zornitza Stark gene: ARPC1B was added
gene: ARPC1B was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: ARPC1B was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: ARPC1B were set to Platelet abnormalities with eosinophilia and immune-mediated inflammatory disease, 617718 (3), Autosomal recessive
Prepair 1000+ v0.0 ALS2 Zornitza Stark gene: ALS2 was added
gene: ALS2 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: ALS2 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: ALS2 were set to Primary lateral sclerosis, juvenile, 606353 (3)
Prepair 1000+ v0.0 ALG9 Zornitza Stark gene: ALG9 was added
gene: ALG9 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: ALG9 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: ALG9 were set to Congenital disorder of glycosylation, type Il, 608776 (3)
Prepair 1000+ v0.0 ALG8 Zornitza Stark gene: ALG8 was added
gene: ALG8 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: ALG8 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: ALG8 were set to Congenital disorder of glycosylation, type Ih, 608104 (3)
Prepair 1000+ v0.0 ALG6 Zornitza Stark gene: ALG6 was added
gene: ALG6 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: ALG6 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: ALG6 were set to Congenital disorder of glycosylation, type Ic, 603147 (3)
Prepair 1000+ v0.0 ALG3 Zornitza Stark gene: ALG3 was added
gene: ALG3 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: ALG3 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: ALG3 were set to Congenital disorder of glycosylation, type Id, 601110 (3)
Prepair 1000+ v0.0 ALG12 Zornitza Stark gene: ALG12 was added
gene: ALG12 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: ALG12 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: ALG12 were set to Congenital disorder of glycosylation, type Ig, 607143 (3)
Prepair 1000+ v0.0 ALG11 Zornitza Stark gene: ALG11 was added
gene: ALG11 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: ALG11 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: ALG11 were set to Congenital disorder of glycosylation, type Ip, 613661 (3)
Prepair 1000+ v0.0 ALG1 Zornitza Stark gene: ALG1 was added
gene: ALG1 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: ALG1 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: ALG1 were set to Congenital disorder of glycosylation, type Ik, 608540 (3)
Prepair 1000+ v0.0 ALDH1A3 Zornitza Stark gene: ALDH1A3 was added
gene: ALDH1A3 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: ALDH1A3 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: ALDH1A3 were set to Microphthalmia, isolated 8, 615113 (3)
Prepair 1000+ v0.0 ADGRG1 Zornitza Stark gene: ADGRG1 was added
gene: ADGRG1 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: ADGRG1 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: ADGRG1 were set to Polymicrogyria, bilateral frontoparietal, 606854 (3)
Prepair 1000+ v0.0 AARS2 Zornitza Stark gene: AARS2 was added
gene: AARS2 was added to Reproductive Carrier Screen_VCGS. Sources: Mackenzie's Mission,Expert Review Green
Mode of inheritance for gene: AARS2 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: AARS2 were set to Combined oxidative phosphorylation deficiency 8, 614096 (3)