>sp|P0A781|NUSB_ECOL6 Transcription antitermination protein NusB OS=Escherichia coli O6:H1 GN=nusB MKPAARRRARECAVQALYSWQLSQNDIADVEYQFLAEQDVKDVDVLYFRELLAGVATNTA YLDGLMKPYLSRLLEELGQVEKAVLRIALYELSKRSDVPYKVAINEAIELAKSFGAEDSH KFVNGVLDKAAPVIRPNKK