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Intellectual disability syndromic and non-syndromic v1.188 | LONP1 |
Zornitza Stark edited their review of gene: LONP1: Added comment: New reports of autosomal dominant mitochondrial disease due to missense variants at p.Arg301. - PMID: 36353900; Hartley 2023: 1x heterozygous de novo individual with p.(Arg301Gln), with dystonia, hearing loss, seizures. p.(Arg301Gln) has been reported as de novo in a heterozygous individual with dystonia, delayed speech and language development (VCGS/MCRI internal case) - PMID: 31923470; Besse 2020: 1x heterozygous de novo individual with p.(Arg301Trp) with seizures, encephalopathy, pachygyria and microcephaly. - p.(Arg301Trp) has also been reported in a heterozygous individual with recurrent neonatal seizures, suspected mitochondrial disorder, elevated lactate, microcephaly, EEG showing significantly increased seizure susceptibility which was de novo but parentage not tested (ClinVar, personal communication). - p.(Arg301Trp) has also been identified in a heterozygous individual with neonatal intractable epileptic encephalopathy and lactic acidosis. MRI changes in keeping with mitochondrial disorder, a combined Complex I and complex IV defect identified in muscle (but not liver) by RCE (VCGS/MCRI internal case) - p.(Arg301Gly) has been reported de novo in a heterozygous individual with epileptic encephalopathy, microcephaly and dyskinesia (ClinVar, personal communication) LONP1 functions as both a chaperone and an ATP-dependent protease. Functional evidence in Besse shows p.(Arg301Trp) results in loss of chaperone activity but retains proteolytic activity. Expression of WT LONP1 in patient fibroblast cells did not rescue dysfunction (measured via levels of MRPL44, RPL11, PDHE1a, TFAM, PINK1, complex 1 and complex IV) - indicating NOT LoF effect. Overexpression of LONP1 in control fibroblast cells leads to dysfunction (decrease in NDUFB8, COXIV, MRPL44 and TFAM), however, MRPL11, PDHE1a and PINK1 proteins were unchanged compared to controls. Variant p.R721G associated with AR disease showed decreased homo-oligomerisation whilst p.R301W showed increased WT-Mut and WT-WT oligomers. GoF was suggested but no dose-dependent studies so DN cannot be excluded.; Changed publications: 31636596, 36353900 31923470; Changed phenotypes: CODAS syndrome, MIM#600373, mitochondrial disease (MONDO:0044970), LONP1-related; Changed mode of inheritance: BOTH monoallelic and biallelic, autosomal or pseudoautosomal |
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Intellectual disability syndromic and non-syndromic v0.1097 | RPL11 | Zornitza Stark Marked gene: RPL11 as ready | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Intellectual disability syndromic and non-syndromic v0.1097 | RPL11 | Zornitza Stark Gene: rpl11 has been classified as Red List (Low Evidence). | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Intellectual disability syndromic and non-syndromic v0.1097 | RPL11 | Zornitza Stark Phenotypes for gene: RPL11 were changed from to Diamond-Blackfan anemia 7, MIM#612562 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Intellectual disability syndromic and non-syndromic v0.1096 | RPL11 | Zornitza Stark Mode of inheritance for gene: RPL11 was changed from Unknown to MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Intellectual disability syndromic and non-syndromic v0.1095 | RPL11 | Zornitza Stark Classified gene: RPL11 as Red List (low evidence) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Intellectual disability syndromic and non-syndromic v0.1095 | RPL11 | Zornitza Stark Gene: rpl11 has been classified as Red List (Low Evidence). | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Intellectual disability syndromic and non-syndromic v0.1094 | RPL11 | Zornitza Stark reviewed gene: RPL11: Rating: RED; Mode of pathogenicity: None; Publications: ; Phenotypes: Diamond-Blackfan anemia 7, MIM#612562; Mode of inheritance: MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Intellectual disability syndromic and non-syndromic v0.0 | RPL11 |
Zornitza Stark gene: RPL11 was added gene: RPL11 was added to Intellectual disability, syndromic and non-syndromic_GHQ. Sources: Expert Review Green,Genetic Health Queensland Mode of inheritance for gene: RPL11 was set to Unknown |