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Cerebellar and Pontocerebellar Hypoplasia v1.4 EXOSC1 Chirag Patel gene: EXOSC1 was added
gene: EXOSC1 was added to Cerebellar and Pontocerebellar Hypoplasia. Sources: Literature
Mode of inheritance for gene: EXOSC1 was set to BIALLELIC, autosomal or pseudoautosomal
Publications for gene: EXOSC1 were set to PMID: 33463720
Phenotypes for gene: EXOSC1 were set to Pontocerebellar hypoplasia
Review for gene: EXOSC1 was set to RED
Added comment: An 8‐months‐old male with developmental delay, microcephaly, subtle dysmorphism, hypotonia, pontocerebellar hypoplasia and delayed myelination. Similarly affected elder sibling succumbed at the age of 4‐years 6‐months. Exome sequencing revealed a homozygous missense variant (c.104C >T, p.Ser35Leu) in EXOSC1. In silico mutagenesis revealed loss of a polar contact with neighbouring Leu37 residue. Quantitative real‐time PCR indicated no appreciable differences in EXOSC1 transcript levels. Immunoblotting and blue native PAGE revealed reduction in the EXOSC1 protein levels and EXO9 complex in the proband, respectively. Of note, bi‐allelic variants in other exosome subunits EXOSC3, EXOSC8 and EXOSC9 have been reported to cause pontocerebellar hypoplasia type 1B, type 1C and type 1D, respectively.
Sources: Literature
Cerebellar and Pontocerebellar Hypoplasia v0.184 EXOSC8 Zornitza Stark Tag founder tag was added to gene: EXOSC8.
Cerebellar and Pontocerebellar Hypoplasia v0.184 EXOSC8 Zornitza Stark Marked gene: EXOSC8 as ready
Cerebellar and Pontocerebellar Hypoplasia v0.184 EXOSC8 Zornitza Stark Gene: exosc8 has been classified as Green List (High Evidence).
Cerebellar and Pontocerebellar Hypoplasia v0.184 EXOSC8 Zornitza Stark Phenotypes for gene: EXOSC8 were changed from to Pontocerebellar hypoplasia, type 1C, MIM# 616081
Cerebellar and Pontocerebellar Hypoplasia v0.183 EXOSC8 Zornitza Stark Publications for gene: EXOSC8 were set to
Cerebellar and Pontocerebellar Hypoplasia v0.182 EXOSC8 Zornitza Stark Mode of inheritance for gene: EXOSC8 was changed from Unknown to BIALLELIC, autosomal or pseudoautosomal
Cerebellar and Pontocerebellar Hypoplasia v0.181 EXOSC8 Zornitza Stark reviewed gene: EXOSC8: Rating: GREEN; Mode of pathogenicity: None; Publications: 24989451; Phenotypes: Pontocerebellar hypoplasia, type 1C, MIM# 616081; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Cerebellar and Pontocerebellar Hypoplasia v0.0 EXOSC8 Zornitza Stark gene: EXOSC8 was added
gene: EXOSC8 was added to Cerebellar and Pontocerebellar hypoplasia_VCGS. Sources: Expert Review Green,Victorian Clinical Genetics Services
Mode of inheritance for gene: EXOSC8 was set to Unknown