>tr|A0A6G9HI38|A0A6G9HI38_ECOLX TrfB transcriptional repressor protein OS=Escherichia coli GN=trfB1 MKKRLTESQFQEAIQGLEVGQQTIEIARGVLVDGKPQATFATSLGLTRGAVSQAVHRVWA AFEDKNLPEGYARVTAVLPEHQAYIVRKWEADAKKKQETKR