Immunogen sequence: PEGKVVVLNF RFIDLESDNL CRYDFVDVYN GHANGQRIGR FCGTFRPGAL VSSGNKMMVQ MISDANTAGN GFMAMFSAAE PNERGDQYCG GLLDRPSGSF KTPNWPDRDY PAGVTCVWHI VAPKNQLIEL KFEKFDVERD NY Highest antigen sequence identity to the following orthologs: Mouse - 87%, Ra