SPESP1 GI:21717832 sperm equatorial segment protein 1 1 mkplvllval llwpssvpay psitvtpdee qnlnhyiqvl enlvrsvpsg 50 51 epgrekksns pkhvysiask gskfkelvth gdastendvl tnpiseettt 100 101 fptggftpei gkkkhtestp fwsikpnnvs ivlhaeepyi eneepepepe 150 151 paakqteapr mlpvvtesst spyvtsyksp vttldkstgi gistesedvp 200 201 qlsgetaiek peefgkhpes wnnddilkki ldinsqvqqa llsdtsnpay 250 251 redieaskdh lkrslalaaa aehklktmyk sqllpvgrts nkiddietvi 300 301 nmlcnsrskl yeyldikcvp pemrekaatv fntlknmcrs rrvtallkvy 350