Immunogen sequence: INVCGVRKRS YSAGNASQLE QLSRARRSGG ELYIDYEEEE METVEQSTQR IKEFRQLTAD MQALEQKIQD SSCEASSELR ENGECRSVAV GAEENMNDIV VYHRGSRSCK DAAVGTLVEM RNCGVSVTEA MLGVMTEADK EIE Highest antigen sequence identity to the following orthologs: Mouse - 80%, R