>sp|A9R9C4|MSRB_YERPG Peptide methionine sulfoxide reductase MsrB OS=Yersinia pestis bv. Antiqua GN=msrB MAKELNPTENIEKLSDIQRYVTQERGTEAPFTGKLLHNKRDGVYQCLCCHQPLFISESKF DSGCGWPSFYQPIDADSIRYIDDYSHNMHRIEIRCGNCDAHLGHVFPDGPQPTGERYCIN SASLNFVDDQNGEQTAG