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FSHD4

Chr 20Digenic dominant

DNA methyltransferase 3 beta

Also known as: FSHD4, ICF, ICF1, M.HsaIIIB

This gene encodes a DNA methyltransferase that performs de novo methylation during embryonic development, with nuclear localization and developmentally regulated expression. Mutations cause facioscapulohumeral muscular dystrophy 4, a muscle disorder affecting facial, shoulder, and upper arm muscles. The condition follows digenic dominant inheritance, requiring mutations in two different genes for disease manifestation.

OMIMResearchSummary from RefSeq, OMIM
Digenic dominant1 OMIM phenotype
Some data sources returned errors (2)

ensembl: Error: Ensembl fetch failed: 400 for https://rest.ensembl.org/lookup/symbol/homo_sapiens/FSHD4?content-type=application/json&expand=1

gnomad: Error: Gene not found

Population Genetics & Constraint

Constraint data not available from gnomAD.

ClinVar Variant Classifications

0 submitted variants in ClinVar

Protein Context — Lollipop Plot

FSHD4 · protein map & ClinVar variants

Showing all ClinVar variants across the protein. Search a specific variant to highlight its position.

3D Protein StructureAlphaFold

Clinical Trials

Active and recruiting trials from ClinicalTrials.gov

No active trials found for this gene.

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Clinical Literature
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Recent Gene-Specific Literature
Gene in title · MEDLINE · newest first
Europe PMC

No open access results found