Immunogen sequence: RIKKIMQTDE EIGKVAAAVP VIISRALELF LESLLKKACQ VTQSRNAKTM TTSHLKQCIE LEQQFDFLKD LVASVPDMQG DGEDNHMDGD KGARRGRKPG SGGRKNGGMG TKSKDKKLSG TDSEQEDESE DTDTDGEEET SQ Highest antigen sequence identity to the following orthologs: Mouse - 95%, Ra