POLR2I GI:5453930 DNA directed RNA polymerase II polypeptide I 1 mepdgtyepg fvgirfcqec nnmlypkedk enrillyacr ncdyqqeadn 50 51 sciyvnkith evdeltqiia dvsqdptlpr tedhpcqkcg hkeavffqsh 100 101 saraedamrl yyvctaphcg hrwte