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Intellectual disability syndromic and non-syndromic v0.5697 MAX Zornitza Stark Phenotypes for gene: MAX were changed from Syndromic disease (MONDO:0002254), MAX-related to Polydactyly-macrocephaly syndrome, MIM# 620712
Intellectual disability syndromic and non-syndromic v0.5665 MAX Zornitza Stark Marked gene: MAX as ready
Intellectual disability syndromic and non-syndromic v0.5665 MAX Zornitza Stark Gene: max has been classified as Green List (High Evidence).
Intellectual disability syndromic and non-syndromic v0.5665 MAX Zornitza Stark Classified gene: MAX as Green List (high evidence)
Intellectual disability syndromic and non-syndromic v0.5665 MAX Zornitza Stark Gene: max has been classified as Green List (High Evidence).
Intellectual disability syndromic and non-syndromic v0.5661 MAX Rylee Peters gene: MAX was added
gene: MAX was added to Intellectual disability syndromic and non-syndromic. Sources: Literature
Mode of inheritance for gene: MAX was set to MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted
Publications for gene: MAX were set to 38141607
Phenotypes for gene: MAX were set to Syndromic disease (MONDO:0002254), MAX-related
Review for gene: MAX was set to GREEN
Added comment: Three individuals who each share a recurrent de novo germline variant in the MAX gene, resulting in a p.Arg60Gln substitution in the loop of the b-HLH-LZ domain.

Affected individuals have a complex disorder consisting primarily of macrocephaly, polydactyly, and delayed ophthalmic development. Other phenotypes reported include intellectual disability, perianal abscesses, pectus carinatum, hypospadias, renal agenesis, single umbilical artery, flattened thoracic vertebrae.

Functional analysis of the p.Arg60Gln variant shows a significant increase in CCND2 protein and a more efficient heterodimerization with c-Myc resulting in an increase in transcriptional activity of c-Myc.
Sources: Literature
Intellectual disability syndromic and non-syndromic v0.2235 SOBP Zornitza Stark Phenotypes for gene: SOBP were changed from Mental retardation, anterior maxillary protrusion, and strabismus, MIM# 613671 to Mental retardation, anterior maxillary protrusion, and strabismus, MIM# 613671
Intellectual disability syndromic and non-syndromic v0.2234 SOBP Zornitza Stark Phenotypes for gene: SOBP were changed from to Mental retardation, anterior maxillary protrusion, and strabismus, MIM# 613671
Intellectual disability syndromic and non-syndromic v0.2231 SOBP Zornitza Stark reviewed gene: SOBP: Rating: RED; Mode of pathogenicity: None; Publications: 21035105; Phenotypes: Mental retardation, anterior maxillary protrusion, and strabismus, MIM# 613671; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Intellectual disability syndromic and non-syndromic v0.1355 GABRA5 Chirag Patel gene: GABRA5 was added
gene: GABRA5 was added to Intellectual disability, syndromic and non-syndromic_GHQ_VCGS. Sources: Literature
Mode of inheritance for gene: GABRA5 was set to MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted
Publications for gene: GABRA5 were set to PMID: 31056671; 29961870
Phenotypes for gene: GABRA5 were set to Epileptic encephalopathy, early infantile, 79; OMIM #618559
Review for gene: GABRA5 was set to GREEN
Added comment: 3 unrelated patients with de novo heterozygous missense mutations in GABRA5 gene. In vitro functional expression studies in HEK293 cells showed that the mutant subunit was expressed at the surface and incorporated into the channel, but the mutant channel was 10 times more sensitive to GABA compared to wildtype. This increased sensitization resulted in increased receptor desensitization to GABA, with a reduced maximal GABA-evoked current and impaired capacity to pass GABAergic chloride current.
Sources: Literature