>tr|A0A3V7IKR5|A0A3V7IKR5_SALRU Transcription antitermination protein NusB OS=Salmonella rubislaw GN=nusB MKPAARRRARECAVQALYSWQLSQNDIADVEYQFLAEQDVKDVDVLYFRELLSGVATNSA YLDGLMKPYLSRLLEELGQVEKAVLRIALFELSKRSDVPYKVAINEAIELAKTFGAEDSH KFVNGVLDKAAPVIRPNKK