>tr|A0A371NDQ2|A0A371NDQ2_9EURY Peptide methionine sulfoxide reductase MsrB OS=Methanothermobacter defluvii GN=msrB MKDRIPIFSVAKNRVEMVERIELSDDEWREILDPEAFRVARKAGTEPPFTGKYHDLHDDG IYRCICCGTDLFDSETKFDSGTGWPSFYDVVSEHNIKLREDRSLGMVRCEVLCARCDAHL GHVFDDGPRPTGKRYCMNSAALKFIPRDQIG