>tr|A0A6M0M5S7|A0A6M0M5S7_9LACT Redox-sensing transcriptional repressor Rex OS=Lactococcus lactis GN=rex MTDHKPSKSLPKATAKRLPQYYRLFKSLVEENVTRTNSQLISEKIGVDAATIRRDFSLFG ELGRRGYGYETKVLRDFFGELLGQDQETHIALIGVGNLGRALLHYQFQDRNKMRITQAYD ISGNPLVGTQTDDGIPIYNISDLEKNVKKSDIKTAILSVRKENAQEVVDTLVKAGIKGFL NFAPIRLKVPSDVVVQSIDLTKELQTLLFFMNDNKQ