Immunogen sequence: SGIHLSSDVT TIRTSVTFKL NEGKCSLKNA ELFPEGLRPA LPEKHSSVKE SFRYVNLTCS SGKQVPGAPG RPSTPKEMFI TVEFELETNQ KEVTASCDLS CIVKRTEKRL RKAIRTLRKA VHREQFHLQL SGMNLDVAK Highest antigen sequence identity to the following orthologs: Mouse - 82%, Rat -