>sp|B7NSZ8|MSRB_ECO7I Peptide methionine sulfoxide reductase MsrB OS=Escherichia coli O7:K1 GN=msrB MANKPSAEELKKNLSEMQFYVTQNHGTEPPFTGRLLHNKRDGVYHCLICDAPLFHSQTKY DSGCGWPSFYEPVSEESIRYIKDLSHGMQRIEIRCGNCDAHLGHVFPDGPQPTGERYCVN SASLRFTDGENGEEING