>sp|P03052|KORA2_ECOLX TrfB transcriptional repressor protein OS=Escherichia coli GN=trfB MKKRLTESQFQEAIQGLEVGQQTIEIARGVLVDGKPQATFATSLGLTRGAVSQAVHRVWA AFEDKNLPEGYARVTAVLPEHQAYIVRKWEADAKKKQETKR