>1ufr_B mol:protein length:181 pyr mRNA-binding attenuation proteinMRFKAELMNAPEMRRALYRIAHEIVEANKGTEGLALVGIHTRGIPLAHRIARFIAEFEGKEVPVGVLDITLYRDDLTEIGYRPQVRETRIPFDLTGKAIVLVDDVLYTGRTARAALDALIDLGRPRRIYLAVLVDRGHRELPIRADFVGKNVPTSRSEVVKVKVEEVDGEDRVELWEREGA