dmg:GY50_1075 K07305 peptide-methionine (R)-S-oxide reductase [EC:1.8.4.12] | (GenBank) msrB; peptide-methionine (R)-S-oxide reductase dmg:GY50_1074 K07304 peptide-methionine (S)-S-oxide reductase [EC:1.8.4.11] | (GenBank) msrA; peptide-methionine (S)-S-oxide reductase