Immunogen sequence: QQVPGSMSKP YHRQGAVNKY VIGWKKSEGS PPPEEPEVTE CPGMYSEMDV MSTATQHQTV VGDAVAETQH VLSKEDFLKL MLPD Highest antigen sequence identity to the following orthologs: Mouse - 83%, Rat - 82%. Signal-induced proliferation associated-like protein 2