Immunogen sequence: PAKFSLVGIG GQDLNDGNQT LTLALVWQLM RRYTLNVLED LGDGQKANDD IIVNWVNRTL SEAGKSTSIQ SFKDKTISSS LAVVDLIDAI QPGCINYDLV KSGNLTEDDK HNNAKYAVSM ARRIGARVYA LPEDLVEVKP GAPHR Highest antigen sequence identity to the following orthologs: Mouse - 94%,