>tr|A0A3S4EXE4|A0A3S4EXE4_SALET Transcription antitermination protein NusB OS=Salmonella enterica subsp. enterica serovar Sanjuan GN=nusB MKPAARRRARECAVQALYSWQLSQNDIADVEYQFLAEQDVKDVDVLYFRELLSGVATNSA YLDGLMKPYLSRLLEELGQVEKAVLRIALFELSKRSDVPYKVAINEAIELAKTFGAEDSH KFVNGVLDKAAPVIRPNKK