>sp|B1IWY2|HDFR_ECOLC HTH-type transcriptional regulator HdfR OS=Escherichia coli GN=hdfR MDTELLKTFLEVSRTRHFGRAAESLYLTQSAVSFRIRQLENQLGVNLFTRHRNNIRLTAA GEKLLPYAETLMSTWQAARKEVAHTSRHNEFSIGASASLWECMLNQWLGRLYQNQDAHTG LQFEARIAQRQSLVKQLHERQLDLLITTEAPKMDEFSSQLLGYFTLALYTSAPSKLKGDL NYLRLEWGPDFQQHEAGLIGADEVPILTTSSAELAQQQIAMLNGCTWLPVSWARKKGGLH TVVDSTTLSRPLYAIWLQNSDKNALIRDLLKINVLDEVY