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Mendeliome v1.2291 TAF11 Bryony Thompson Marked gene: TAF11 as ready
Mendeliome v1.2291 TAF11 Bryony Thompson Gene: taf11 has been classified as Red List (Low Evidence).
Mendeliome v1.2291 TAF11 Bryony Thompson gene: TAF11 was added
gene: TAF11 was added to Mendeliome. Sources: Literature
Mode of inheritance for gene: TAF11 was set to MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted
Publications for gene: TAF11 were set to 39727181
Phenotypes for gene: TAF11 were set to cleft lip MONDO:0004747
Review for gene: TAF11 was set to RED
Added comment: 2 individuals in a single Chinese family with nonsyndromic cleft lip segregating with the missense p.Leu48Phe. The missense has an AF of 1.8% (including 15 homozygotes) in gnomAD v4 in the East Asian population, which is too common for an autosomal dominant disease—also, a supporting zebrafish model with craniofacial abnormalities (however the genetic evidence for this GDA is lacking).
Sources: Literature
Mendeliome v1.1529 TAF1C Elena Savva Phenotypes for gene: TAF1C were changed from Global developmental delay; Intellectual disability; Spasticity; Strabismus; Seizures; Abnormality of nervous system morphology to Neurodevelopmental disorder (MONDO#0700092), TAF1C-related
Mendeliome v0.5143 TAF1 Zornitza Stark Tag deep intronic tag was added to gene: TAF1.
Tag founder tag was added to gene: TAF1.
Mendeliome v0.5143 TAF1 Zornitza Stark Marked gene: TAF1 as ready
Mendeliome v0.5143 TAF1 Zornitza Stark Gene: taf1 has been classified as Green List (High Evidence).
Mendeliome v0.5143 TAF1 Zornitza Stark Phenotypes for gene: TAF1 were changed from to Dystonia-Parkinsonism, X-linked, MIM# 314250; Mental retardation, X-linked, syndromic 33, MIM# 300966
Mendeliome v0.5142 TAF1 Zornitza Stark Publications for gene: TAF1 were set to
Mendeliome v0.5141 TAF1 Zornitza Stark Mode of inheritance for gene: TAF1 was changed from Unknown to X-LINKED: hemizygous mutation in males, biallelic mutations in females
Mendeliome v0.5140 TAF1 Zornitza Stark reviewed gene: TAF1: Rating: GREEN; Mode of pathogenicity: None; Publications: 17273961, 31646703; Phenotypes: Dystonia-Parkinsonism, X-linked, MIM# 314250, Mental retardation, X-linked, syndromic 33, MIM# 300966; Mode of inheritance: X-LINKED: hemizygous mutation in males, biallelic mutations in females
Mendeliome v0.3835 TAF1C Zornitza Stark Marked gene: TAF1C as ready
Mendeliome v0.3835 TAF1C Zornitza Stark Gene: taf1c has been classified as Amber List (Moderate Evidence).
Mendeliome v0.3835 TAF1C Zornitza Stark Classified gene: TAF1C as Amber List (moderate evidence)
Mendeliome v0.3835 TAF1C Zornitza Stark Gene: taf1c has been classified as Amber List (Moderate Evidence).
Mendeliome v0.3834 TAF1C Zornitza Stark gene: TAF1C was added
gene: TAF1C was added to Mendeliome. Sources: Expert list
Mode of inheritance for gene: TAF1C was set to BIALLELIC, autosomal or pseudoautosomal
Publications for gene: TAF1C were set to 32779182
Phenotypes for gene: TAF1C were set to Global developmental delay; Intellectual disability; Spasticity; Strabismus; Seizures; Abnormality of nervous system morphology
Review for gene: TAF1C was set to AMBER
Added comment: Knuutinen et al (2020 - PMID: 32779182) report on 2 individuals from 2 consanguineous families, homozygous for TAF1C missense variants. Both presented with an early onset neurological phenotype with severe global DD, ID (2/2 - moderate and profound), spasticity (2/2), ophthalmic findings (strabismus 2/2, nystagmus 1/2). Epilepsy, abnormal brain MRI (cerebral and cerebellar atrophy and white matter hyperintensities) as well and additional findings were reported in one (always the same individual). Following a normal CMA, exome in the first case revealed a homozygous missense SNV (NM_005679.3:c.1165C>T / p.Arg389Cys) supported by in silico predictions. mRNA and protein levels were substantially reduced in fibroblasts from this subject. Only the patient and parents were tested for the variant but not 3 unaffected sibs (fig1). The second individual was homozygous for another missense variant (p.Arg405Cys) also supported by in silico predictions. The girl was the single affected person within the family with an unaffected sib and parents heterozygous for the variant. Several other unaffected relatives in the extended pedigree were either carriers for this variant or homozygous for the wt allele. TAF1C encodes the TATA-box binding protein associated factor (TAF) RNA polymerase I subunit. RNA polymerase I (Pol I) transcribes genes to produce rRNA. For Pol I to initiate transcription, two transcription factors are required : UBF (upstream binding factor encoded by UBTF) and SL1 (selectivity factor 1). The latter is formed by TBP (TATA-binding protein) and 3 Pol I-specific TBP-associated factors (TAFs). A recurrent de novo missense variant in UBTF (encoding the other Pol I transcription factor) causes a disorder with highly similar features. The specific variant acts through a gain-of-function mechanism (and not by LoF which appears to apply for TAF1C based on expression data). The authors hypothesize that altered Pol I activity and resulting ribosomal stress could cause the microcephaly and leukodystrophy (both reported in 1 - the same - individual).
Sources: Expert list
Mendeliome v0.1529 TAF13 Zornitza Stark Marked gene: TAF13 as ready
Mendeliome v0.1529 TAF13 Zornitza Stark Gene: taf13 has been classified as Amber List (Moderate Evidence).
Mendeliome v0.1529 TAF13 Zornitza Stark Phenotypes for gene: TAF13 were changed from to Mental retardation, autosomal recessive 60, MIM# 617432
Mendeliome v0.1528 TAF13 Zornitza Stark Publications for gene: TAF13 were set to
Mendeliome v0.1527 TAF13 Zornitza Stark Mode of inheritance for gene: TAF13 was changed from Unknown to BIALLELIC, autosomal or pseudoautosomal
Mendeliome v0.1526 TAF13 Zornitza Stark Classified gene: TAF13 as Amber List (moderate evidence)
Mendeliome v0.1526 TAF13 Zornitza Stark Gene: taf13 has been classified as Amber List (Moderate Evidence).
Mendeliome v0.1525 TAF13 Zornitza Stark reviewed gene: TAF13: Rating: AMBER; Mode of pathogenicity: None; Publications: 28257693; Phenotypes: Mental retardation, autosomal recessive 60, MIM# 617432; Mode of inheritance: BIALLELIC, autosomal or pseudoautosomal
Mendeliome v0.0 TAF13 Zornitza Stark gene: TAF13 was added
gene: TAF13 was added to Mendeliome_VCGS. Sources: Expert Review Green,Victorian Clinical Genetics Services
Mode of inheritance for gene: TAF13 was set to Unknown
Mendeliome v0.0 TAF1 Zornitza Stark gene: TAF1 was added
gene: TAF1 was added to Mendeliome_VCGS. Sources: Expert Review Green,Victorian Clinical Genetics Services
Mode of inheritance for gene: TAF1 was set to Unknown