>sp|B3EM81|NUSB_CHLPB Transcription antitermination protein NusB OS=Chlorobium phaeobacteroides GN=nusB MKTYRRRIREKIIQALYTIELTGADMDSASDWLITPQIAEDSGAVRFYKQVLQSIQDHKE EIDGYITKHTFNWDMSRIAIIDKNILRMALAELLYFEDIPPKVSINEAIEIAKKFNSTDK SSKFVNGILDATYNDLKSSGKIKKCGRGLINNSSRNTSRSEEKHSTEK