>tr|A0A0H3PRM2|A0A0H3PRM2_ECO5C Transcription antitermination protein NusB OS=Escherichia coli O157:H7 GN=nusB MKPAARRRARECAVQALYSWQLSQNDIADVEYQFLAEQDVKDVDVLYFRELLAGVATNTA YLDGLMKPYLSRLLEELGQVEKAVLRIALYELSKRSDVPYKVAINEAIELAKSFGAEDSH KFVNGVLDKAAPVIRPNKK