Immunogen sequence: YDDSVKKEDC FDGDHTFEDI GLAAGRSQRE KKRSYKDFLR EEEEIAAQVR NSSKKKLKDS ELYFLGTDTH KKKRKHSSDD YYYGDISSLE SSQKKKKKSS PQSTDTAMDL LKAITSPLAA GSKPSKKTGE KSSGSSSHSE S Highest antigen sequence identity to the following orthologs: Mouse - 89%, Rat