Immunogen sequence: STTQETLRSY FSQYGEVVDC VIMKDKTTNQ SRGFGFVKFK DPNCVGTVLA SRPHTLDGRN IDPKPCTPRG MQPERTRPKE GWQKGPRSDN SKSNKIFVGG IPHNCGETEL REYFKKFGVV TEVVMIYDAE KQRPR Highest antigen sequence identity to the following orthologs: Mouse - 99%, Rat - 99%.