>sp|P0AF21|NAGC_ECOL6 N-acetylglucosamine repressor OS=Escherichia coli O6:H1 GN=nagC MTPGGQAQIGNVDLVKQLNSAAVYRLIDQYGPISRIQIAEQSQLAPASVTKITRQLIERG LIKEVDQQASTGGRRAISIVTETRNFHAIGVRLGRHDATITLFDLSSKVLAEEHYPLPER TQQTLEHALLNAIAQFIDSYQRKLRELIAISVILPGLVDPDSGKIHYMPHIQVENWGLVE ALEERFKVTCFVGHDIRSLALAEHYFGASQDCEDSILVRVHRGTGAGIISNGRIFIGRNG NVGEIGHIQVEPLGERCHCGNFGCLETIAANAAIEQRVLNLLKQGYQSRVPLDDCTIKTI CKAANKGDSLASEVIEYVGRHLGKTIAIAINLFNPQKIVIAGEITEADKVLLPAIESCIN TQALKAFRTNLPVVRSELDHRSAIGAFALVKRAMLNGILLQHLLEN