title: Another piece in the transcription initiation puzzle.
authors.forename: Francisco J
authors.initials: FJ
authors.lastname: Asturias
mesh_terms: D000818:Animals; D001665:Binding Sites; D018360:Crystallography, X-Ray; D006801:Humans; D008954:Models, Biological; D008958:Models, Molecular; D011401:Promoter Regions, Genetic; D017434:Protein Structure, Tertiary; D012319:RNA Polymerase II / Q000737:chemistry*; D035581:Transcription Factor TFIIB / Q000737:chemistry*; D014158:Transcription, Genetic
chemical_list: D035581:Transcription Factor TFIIB; D012319:RNA Polymerase II