>sp|C4ZZD4|MSRB_ECOBW Peptide methionine sulfoxide reductase MsrB OS=Escherichia coli GN=msrB MANKPSAEELKKNLSEMQFYVTQNHGTEPPFTGRLLHNKRDGVYHCLICDAPLFHSQTKY DSGCGWPSFYEPVSEESIRYIKDLSHGMQRIEIRCGNCDAHLGHVFPDGPQPTGERYCVN SASLRFTDGENGEEING