Anti-Sowahc antibodies are used in the immunodetection of the protein sosondowah ankyrin repeat domain family member C. In humans, the canonical protein has a reported length of 525 amino acid residues and a mass of 55.7 kDa. The SOWAHC protein is a member of the SOWAH protein family. Synonyms for this target antigen include ankyrin repeat domain 57, ankyrin repeat domain-containing protein 57, protein sosondowah homolog C, and ankyrin repeat domain-containing protein SOWAHC.