Immunogen sequence: ITDKSLCGSG EKYIPPHVRQ AEETVDFKKK EELERLKKHV KGLLNRLSEP NMASISGQLE ELYMAHSRKD MNDTLTSALM GACVTASAMP SRLMMEHVLL VSILHHTVGI EVGAHFLEAV VRKFDAIYKY GSE Highest antigen sequence identity to the following orthologs: Mouse - 80%, Rat - 77%. P