>sp|Q02ZD2|REX_LACLS Redox-sensing transcriptional repressor Rex OS=Lactococcus lactis subsp. cremoris GN=rex MTDHKPSKSLPKATAKRLPQYYRLFKSLVEENVTRTNSQLISEKIGVDAATIRRDFSLFG ELGRRGYGYETKVLRDFFGELLGQDQETHIALIGVGNLGRALLHYQFQDRNKMRITQAYD ISGNPLVGTQTDDGIPIYNISDLEKNVKKSDIKTAILSVRKENAQEVVDTLVKAGIKGFL NFAPIRLKVPSDVVVQSIDLTKELQTLLFFMNDNKQ