SPACA5 GI:118498373 sperm acrosome associated 5 1 mkawgtvvvt latlmvvtvd akiyercela arleraglng ykgygvgdwl 50 51 cmahyesgfd tafvdhnpdg sseygifqln sawwcdngit ptknlchmdc 100 101 hdllnrhild dircakqivs sqnglsawts wrlhcsghdl sewlkgcdmh 150 151 vkidpkihp