>tr|A0A0F6AXP2|A0A0F6AXP2_SALT1 Transcription antitermination protein NusB OS=Salmonella typhimurium GN=nusB MKPAARRRARECAVQALYSWQLSQNDIADVEYQFLAEQDVKDVDVLYFRELLSGVATNSA YLDGLMKPYLSRLLEELGQVEKAVLRIALFELSKRSDVPYKVAINEAIELAKTFGAEDSH KFVNGVLDKAAPVIRPNKK