>tr|A0A242W805|A0A242W805_BACTU Transcription antitermination protein NusB OS=Bacillus thuringiensis serovar mexicanensis GN=nusB MKRRTARERAMQALYQMDITGELEPKVAVENTLDEGEETNEFLESLVVGFVENKEVIDEA IRQNLKKWKLERISIVDRSILRVAVYEMKYMEEIPHNVTINEAIEIAKTFGDEESRRFIN GVLSNIKDTL