Immunogen sequence: KTFPNQVFRI PLTDAQNFSF WWSHDPGVRP EETMPWIRSP RHCLIKSAMT RFMDHSILND RTFSLY Antigen sequence identity: Mouse 77%; Rat 74%. TEX49 is a testis-specific protein that is involved in spermatogenesis. It is localized to the acrosome of the spe