Anti-ANKRD66 antibodies are used in the immunodetection of the protein ankyrin repeat domain 66. In humans, the canonical protein has a reported length of 196 amino acid residues and a mass of 22 kDa. Synonyms for this target antigen include ankyrin repeat domain-containing protein 66. ANKRD66 gene orthologs have been reported in the mouse, rat, bovine, frog, chimpanzee and chicken species.