>sp|Q3YUG5|NSRR_SHISS HTH-type transcriptional repressor NsrR OS=Shigella sonnei GN=nsrR MQLTSFTDYGLRALIYMASLPEGRMTSISEVTDVYGVSRNHMVKIINQLSRAGYVTAVRG KNGGIRLGKPASAIRIGDVVRELEPLSLVNCSSEFCHITPACRLKQALSKAVQSFLTELD NYTLADLVEENQPLYKLLLVE