>sp|B3EFQ8|NUSB_CHLL2 Transcription antitermination protein NusB OS=Chlorobium limicola GN=nusB MKTYRRQIREKILQALYTIELRDTDIDSAAGWLLTQEILDDPNAMKFFNMLIGSIKAHMS EIDCYIERHTFNWDMSRIAIIDKNILRMALAEILYCEDIPPKVSINEAIEIAKKFSSTEK SSKFVNGILDAIFNELKTDGKIHKNGRGLIDHSTAKLHKNETSK