>sp|Q1B9G7|NUSB_MYCSS Transcription antitermination protein NusB OS=Mycobacterium sp. GN=nusB MSDRRPDRGRHQARKRAVDLLFEAEARGLTAAEVATSRNKLAGTQPDVTALNPYTVTVAR GVTDHRDHIDDLISAHLQGWTLDRLPAVDRAILRVAVWELLHAEDVPEPVAVDEAVELAK QLSTDDSPGFVNGVLGQVMLVTPQIRAASQAVRESAQGPSEG