Immunogen sequence: FSSPFCLSPI SAALAESRGS VFLESDSSPP SSSDAGLRFP DSNGLLQTPR WDEPQRVCAL EQICGVFRVD LGHMRSLRLF FSDEACTSGQ LVVASRESQY KVFHFHHGGL DKLSDVFQQW KYCTEMQLKD Highest antigen sequence identity to the following orthologs: Mouse - 88%, Rat - 88%. May a