Immunogen sequence: VEHISYVPQL SNDTLAGRLT LSTFTLEQPL GQFSSHNISD LDTIWLVVAL SNATQSFTAP RTNQDIPAPA NFSQRGYYLT LRANRVLYQT RGQLHVLRVG NDTHCQPTKI GCNHPLPGPG PYRVKFLVMN DEGPVAE Highest antigen sequence identity to the following orthologs: Mouse - 67%, Rat - 64