>9DT4_1|Chains A, B|Sulfonylurea repressor CsR (L4.2-20)|Escherichia coli (562) MARLDKSKVINSALELLNEVGIEGLTTRKLAQKLGVEQPTLYWHVKNKRALLDALAIEMHDRHQTHYLPLEGESWQDFLRNFAKSMRLALLSHRDGAKVSLGTRWTEQQYETAENMLAFLTQQGFSLENALYATDAVRVFTLGAVLLDQEQQVAKEERETPTPDSMPPLLRQAWELKVHQGAEPAFLFGLELIIAGLEKQLKRESGS