MSRA GI:208609995 methionine sulfoxide reductase A isoform c 1 mcsepkhhvn gnrtvepfpe gtqmavfgmg cfwgaerkfw vlkgvystqv 50 51 gfaggytsnp tykevcsekt ghaevvrvvy qpehmsfeel lkvfwenhdp 100 101 tqgmrqgndh gtqyrsaiyp tsakqmeaal sskenyqkvl sehgfgpitt 150 151 diregqtfyy aedyhqqyls knpngycglg gtgvscpvgi kk