>sp|Q8RAD1|NUSB_CALS4 Transcription antitermination protein NusB OS=Caldanaerobacter subterraneus subsp. tengcongensis GN=nusB MNRTEAREWVVKMLYQYDVSKLPLEKIFENFYEEHDPGEQKEYIEGTVRGTVEHLEEIDR EIEKYSKDWPLYRMPRIDLAILRCSMYEMLYGNIPVSISINEAVEIAKKYSTDDSPSFIN GLLGAFVREKGLEEGEANDN