>tr|A0A101E6Z8|A0A101E6Z8_9THEO Transcription antitermination protein NusB OS=Caldanaerobacter subterraneus GN=nusB MNRTEAREWVVKMLYQYDVSKLPLEKIFENFYEEHDPGEQKEYIEGTVRGTVEHLEEIDR EIEKYSKDWPLYRMPRIDLAILRCSMYEMLYGNIPVSISINEAVEIAKKYSTDDSPSFIN GLLGAFVREKGLEEGEANDN