>sp|P54520|NUSB_BACSU Transcription antitermination protein NusB OS=Bacillus subtilis GN=nusB MKRRTAREKALQALFQIDVSDIAVNEAIEHALDEEKTDPFFEQLVHGVLEHQDQLDEMIS KHLVNWKLDRIANVDRAILRLAAYEMAYAEDIPVNVSMNEAIELAKRFGDDKATKFVNGV LSNIKSDIEQS