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Any early-onset non-syndromic cataract in which the cause of the disease is a mutation in the CHMP4B gene.
Features include: Nuclear cataract, Anterior subcapsular cataract, and Posterior subcapsular cataract.
Organ System | Phenotype Count | Example Features |
|---|---|---|
Eyes | 3 | Nuclear cataract, Anterior subcapsular cataract, Posterior subcapsular cataract |
CHMP4B encodes charged multivesicular body protein 4B (224 aa). Probable core component of the endosomal sorting required for transport complex III (ESCRT-III) which is involved in multivesicular bodies (MVBs) formation and sorting of endosomal cargo proteins into MVBs. Highest expression in Artery Tibial (334.8 TPM) and Artery Aorta (287.2 TPM).
Cataract 31 multiple types is associated with mutations in the CHMP4B gene on chromosome 20.
CHMP4B is classified as a druggable target (Enzyme category) with score 0.0.
Genetic testing for CHMP4B is available. Testing is considered confirmatory for diagnosis.
No clinical trials have been registered for cataract 31 multiple types.
4 publications have been identified in PubMed for cataract 31 multiple types. Research spans Review / Meta-Analysis (50%) and Epidemiology / Natural History (50%).
Pu X (2026). [PMID: 41241409](https://pubmed.ncbi.nlm.nih.gov/41241409/). *BMJ Evid Based Med*. [Review / Meta-Analysis]
Ogawa M (2025). [PMID: 39419841](https://pubmed.ncbi.nlm.nih.gov/39419841/). *Graefes Arch Clin Exp Ophthalmol*. [Epidemiology / Natural History]
Bartek V (2025). [PMID: 41462830](https://pubmed.ncbi.nlm.nih.gov/41462830/). *Children (Basel)*. [Epidemiology / Natural History]
Shiels A (2024). [PMID: 38927721](https://pubmed.ncbi.nlm.nih.gov/38927721/). *Genes (Basel)*. [Review / Meta-Analysis]
Data assembled from 5 of 12 sources · Last updated Sep 20, 2026, 1:45 AM UTC
Online Mendelian Inheritance in Man