>tr|A0A0B8R0A5|A0A0B8R0A5_LACLL Redox-sensing transcriptional repressor Rex OS=Lactococcus lactis subsp. lactis GN=rex MTDHKPSKSLPKATAKRLPQYYRLFKSLVEENVTRTNSQLISEKIGVDAATIRRDFSLFG ELGRRGYGYETKVLRDFFGELLGQDQETHIALIGVGNLGRALLHYQFQDRNKMRITQAYD ISGNPLVGTQTDDGIPIYNISDLEKNVKKSDIKTAILSVRKENAQEVVDTLVKAGIKGFL NFAPIRLKVPSDVVVQSIDLTKELQTLLFFMNDNKQ