Immunogen sequence: LNPTFIPPPYG VLRSLLENPL KLPLHHEDAF SKDKDKEKKL DDESNSPTVP QSAFLGPTLW DKTLPYDGDT F Highest antigen sequence identity to the following orthologs - mouse 94%, rat 94%. This gene encodes a member of the proline and acidic-rich (PAR) protein