DSC2 (Desmocollin-2) variants and mutations

DSC2 (also known as Desmocollin-2) is a human protein-coding gene encoding a desmocollin-2 protein. Its desmosomal adhesion helps cardiomyocytes remain mechanically coupled during repeated contraction. Pathogenic variants can weaken cardiac junctions and contribute to arrhythmogenic cardiomyopathy. This analysis covers 1,707 DSC2 variants and mutations. Of these, 78% have computational variant effect predictions. Disease context includes Arrhythmogenic right ventricular dysplasia, familial isolated arrhythmogenic right ventricular dysplasia, and arrhythmogenic right ventricular cardiomyopathy. Example DSC2 variants include M1R, M1V, and E2K.

Variant analysis overview

Variant and mutation evidence

Clinical, disease, and population context

Protein structure and variant hotspots

Data sources

Evidence in this analysis draws on EBI Proteins Variation, UniProt, gnomAD v4, EuropePMC, 3D Hotspot Analysis, Interaction Network Analysis, Protein Data Bank, AlphaFold DB, gnomAD constraint, Open Targets, MaveDB, LitVar.

Notable DSC2 variants

Examples include M1R, M1V, E2K, A4V, R5C, R5G, R5L, P6A. Listed records include available protein-change notation, database identifiers, clinical classifications, computational predictions, population evidence, experimental measurements, and disease context.