Immunogen sequence: HAMNNLNGTE LEGSCLEVTL AKPVDKEQYS RYQKAARGGG AAEAAQQPSY VYSCDPYTLA YYGYPYNALI GPNRDYFVKA GSIRGRGRGA AGNRAPGPRG SYLGGYSAGR GIYSRYHEGK GKQQEKGYEL VPNLEIPTVN Highest antigen sequence identity to the following orthologs: Mouse - 94%, Rat -