Immunogen sequence: LILLHMLQRK LGRKLNPEWF DVKPTVGEVT LNHLPAQASG RRYNLKVKRG RVVPVLPNIG SGGSSHREIH VKQAGQHSYY SAMKPIRN Highest antigen sequence identity to the following orthologs: Mouse - 47%, Rat - 55%. The testis spermatocyte apoptosis-related gene 2 pr