>tr|A0A9P2R1Y7|A0A9P2R1Y7_ECOLX Peptide methionine sulfoxide reductase MsrA OS=Escherichia coli O157 GN=msrA MSLFDKKHLVSPADALPGRNTPMPVATLHAVNGHSMTNVPDGMEIAIFAMGCFWGVERLF WQLHGVYSTAAGYTGGYTPNPTYREVCSGDTGHAEAVRIVYDPSVISYEQLLQVFWENHD PAQGMRQGNDHGTQYRSAIYPLTPEQDAAARASLERFQAAMLAADDDRHITTEIANATPF YYAEDDHQQYLHKNPYGYCGIGGIGVCLPPEA