>sp|Q6GGY4|MSRB_STAAR Peptide methionine sulfoxide reductase MsrB OS=Staphylococcus aureus GN=msrB MLKKDKSELTDIEYIVTQENGTEPPFMNEYWNHFAKGIYVDKISGKPLFTSEEKFHSECG WPSFSKALDDDEIIELVDKSFGMVRTEVRSEESNSHLGHVFNDGPKESGGLRYCINSAAI QFIPYEKLEELGYGDLISHFDK