Anti-PRR32 antibodies are used in the immunodetection of the protein proline rich 32. In humans, the canonical protein has a reported length of 298 amino acid residues and a mass of 31.9 kDa. Synonyms for this target antigen include proline-rich protein 32. PRR32 gene orthologs have been reported in the mouse, rat, bovine and chimpanzee species.