Activity

Filter

Cancel
Date Panel Item Activity
5 actions
Mitochondrial disease v0.930 MRPL42 Bryony Thompson Marked gene: MRPL42 as ready
Mitochondrial disease v0.930 MRPL42 Bryony Thompson Gene: mrpl42 has been classified as Red List (Low Evidence).
Mitochondrial disease v0.930 MRPL42 Bryony Thompson Classified gene: MRPL42 as Red List (low evidence)
Mitochondrial disease v0.930 MRPL42 Bryony Thompson Gene: mrpl42 has been classified as Red List (Low Evidence).
Mitochondrial disease v0.929 MRPL42 Mark Cleghorn gene: MRPL42 was added
gene: MRPL42 was added to Mitochondrial disease. Sources: Other
Mode of inheritance for gene: MRPL42 was set to BIALLELIC, autosomal or pseudoautosomal
Phenotypes for gene: MRPL42 were set to complex neurodevelopmental disorder MONDO:0100038
Penetrance for gene: MRPL42 were set to unknown
Review for gene: MRPL42 was set to RED
Added comment: Bjorn Fischer-Zirnsak, Charite Berlin
ESHG presentation 4/6/24, unpublished

++ supportive functional data (on patient-derived cells) presented, but only 1 case

Biallelic MRPL42 LoF with lethal mitochondrial disease

Index case, born to consanguineous parents
Small
Hypotonia
Seizures
Conductive hearing impairment
CV: hypertrophic RV, small VSD
Hepatomegaly
Lactic acidosis

Homozygous MRPL42: c.219+6T>A (spliceAI 0.83 donor loss)
RNASeq and RT-PCR supportive of aberrant splicing resulting in out of frame exon 4 skipping
Sources: Other