Immunogen sequence: TFHRFAAFGE SSSSGTEMNN KNFSKLCKDC GIMDGKTVTS TDVDIVFSKV KAKNARTITF QQFKEAVKEL GQKRFKGKSP DEVLENIYGL MEGKDPATTG ATKATTVGAV DRLTDTSKYT GTHKERFDES GKGKGIAGRE EMT Highest antigen sequence identity to the following orthologs: Mouse - 85%, R