F671C (p.Phe671Cys) variant of SCN4A (Nav1.4)

F671C (p.Phe671Cys) in SCN4A (Nav1.4) is a missense change. Clinical records from ClinVar, EBI, and UniProt describe it as likely pathogenic in the context of Hyperkalemic periodic paralysis. The available variant effect predictions contribute to a CATVariant prioritization score of 0.84 / 1. The record also includes population frequency data, published literature, and structural context.

F671C (p.Phe671Cys) variant details