Immunogen sequence: GQERFRAVTR SYYRGAAGAL MVYDITRRST YNHLSSWLTD ARNLTNPNTV IILIGNKADL EAQRDVTYEE AKQFAEENGL LFLEASAKTG ENVEDAFLEA AKKIYQNIQD GSLDLNAAES GVQHKPSAPQ GGRLTSEPQP Q Highest antigen sequence identity to the following orthologs: Mouse - 100%, Ra