Anti-NWD2 antibodies are used in the immunodetection of the protein NACHT and WD repeat domain containing 2. In humans, the canonical protein has a reported length of 1742 amino acid residues and a mass of 197.5 kDa. Synonyms for this target antigen include NACHT and WD repeat domain-containing protein 2. NWD2 gene orthologs have been reported in the mouse, rat, bovine, frog, zebrafish, chimpanzee and chicken species.