title: Magnetic resonance and kinetic studies of initiator-substrate distances on RNA polymerase from Escherichia coli.
mesh_terms: D000255:Adenosine Triphosphate / Q000031:analogs & derivatives; D001665:Binding Sites; D003570:Cytidine Triphosphate; D012321:DNA-Directed RNA Polymerases / Q000378:metabolism; D004926:Escherichia coli / Q000201:enzymology*; D007700:Kinetics; D009682:Magnetic Resonance Spectroscopy; D008433:Mathematics; D011487:Protein Conformation
chemical_list: D003570:Cytidine Triphosphate; D000255:Adenosine Triphosphate; D012321:DNA-Directed RNA Polymerases