>tr|A0A212IEY6|A0A212IEY6_9ENTR Transcription antitermination protein NusB OS=uncultured Citrobacter sp GN=nusB MKPAARRRARECAVQALYSWQLSQNDIADVEYQFLAEQDVKDVDVLYFRELLSGVATNSA YLDGLMKPYLSRLLEELGQVEKAVLRIALFELSKRSDVPYKVAINEAIELAKTFGAEDSH KFVNGVLDKAAPVIRPNKK