>tr|E1IKS0|E1IKS0_ECOLX Peptide methionine sulfoxide reductase MsrB OS=Escherichia coli MS 145-7 GN=msrB MANKPSAEELKKNLSEMQFYVTQNHGTEPPFTGRLLHNKRDGVYHCLICDAPLFHSQTKY DSGCGWPSFYEPVSEESIRYIKDLSHGMQRIEIRCGNCDAHLGHVFPDGPQPTGERYCVN SASLRFTDGENGEEING