congenital myopathy 22A

Summary
Definition
A congenital myopathy that is characterized by onset of muscle weakness in utero or soon after birth and that has_material_basis_in homozygous or compound heterozygous mutation in the SCN4A gene on chromosome 17q23. Biallelic mutation in the SCN4A gene also causes severe fetal congenital myopathy 22B.
Super Class
autosomal recessive disease congenital myopathy
Disease Ontology
DOID:0081354
Related Genes
Displaying 1 entry
Gene ID Gene Symbol Description Source
6329 SCN4A sodium voltage-gated channel alpha subunit 4
Related Glycoprotein
Displaying 1 entry
UniProt ID Protein Name Source
P35499 Sodium channel protein type 4 subunit alpha

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Acknowledgements

Supported by JST NBDC Grant Number JPMJND2204

Partly supported by NIH Common Fund Grant #1U01GM125267-01


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Last updated: April 6, 2026