Immunogen sequence: MCSEIILRQE VLKDGFHRDL LIKVKFGESI EDLHTCRLLI KQDIPAGLYV DPYELASLRE RNITEAVMVS ENFDIEAPNY LSKESEVLIY ARRDSQCIDC FQAFLPVHCR YHRPHSEDGE ASIVVNNPDL LMFCD Highest antigen sequence identity to the following orthologs: Mouse - 84%, Rat - 84%.