Immunogen sequence: ATHRRTHMVE KPYKCGVCGK SFSQSSSLIA HQGMHTGEKP YECLTCGESF SWSSNLLKHQ RIHTGEKPYK CSECGKCFSQ RSQLVVHQRT HTGEKPYKCL MCGKSFSRGS ILVMHQRAHL GDKPYRCPEC GKGFSWNSVL II Highest antigen sequence identity to the following orthologs: Mouse - 94%, Ra