>gi|70887780 sperm associated antigen 16 isoform 2 [Homo sapiens] MAAQRGMPSSAVRVLEEALGMGLTAAGDARDTADAVAAEGAYYLEQVTIT EASEDDYEYEEIPDDNFSIPEGEEDLAKAIQMAQEQATDTEILERKTVLP SKHAVPEVIEDFLCNFLIKMGMTRTLDCFQSEWYELIQKGVTELRTVGNV PDVYTQIMLLENENKNLKKDLKHYKQAAEYVIF