R22W (p.Arg22Trp) variant of SCN4A (Nav1.4)

R22W (p.Arg22Trp) in SCN4A (Nav1.4) is a missense change. Clinical records from ClinVar, EBI, and UniProt describe it as uncertain significance in the context of Congenital myasthenic syndrome 16; Paramyotonia congenita of Von Eulenburg; Hypo. The available variant effect predictions contribute to a CATVariant prioritization score of 0.54 / 1. The record also includes population frequency data, published literature, and structural context.

R22W (p.Arg22Trp) variant details