>3ZQH_1|Chain A|TETRACYCLINE REPRESSOR PROTEIN CLASS B FROM TRANSPOSON TN10, TETRACYCLINE REPRESSOR PROTEIN CLASS D|ESCHERICHIA COLI (562) MSRLDKSKVINSALELLNEVGIEGLTTRKLAQKLGVEQPTLYWHVKNKRALLDALAIEMLDRHHTHFSPLEGESWQDFLRNNAKSFRNALLSHRDGAKVHLGTRPTEKQYETLENQLAFLTQQGFSLENALYALSAVGHFTLGSVLEDQEHQVAKEERETPTTDSMPPLLRQAIELFDHQGAEPAFLHGLESLIRGFEVQLTALLQIV >3ZQH_2|Chain B[auth C]|INDUCER PEPTIDE TIP3|ESCHERICHIA COLI (562) KKESRVVVWRLPPLH