Anti-PRR36 antibodies are used in the immunodetection of the protein proline rich 36. In humans, the canonical protein has a reported length of 1346 amino acid residues and a mass of 132.7 kDa. Up to 2 different isoforms have been reported for this protein. Synonyms for this target antigen include proline-rich protein 36. PRR36 gene orthologs have been reported in the mouse, rat, bovine, frog and chimpanzee species.