title: Effects of sigma subunit and DNA template on the accessibility of rifamycin bound to RNA polymerase.
mesh_terms: D001665:Binding Sites; D004277:DNA, Single-Stranded; D012321:DNA-Directed RNA Polymerases / Q000378:metabolism*; D004735:Energy Transfer; D004926:Escherichia coli / Q000201:enzymology; D046911:Macromolecular Substances; D008433:Mathematics; D011485:Protein Binding; D012294:Rifamycins / Q000494:pharmacology*; D013050:Spectrometry, Fluorescence; D013698:Templates, Genetic; D013725:Terbium
chemical_list: D004277:DNA, Single-Stranded; D046911:Macromolecular Substances; D012294:Rifamycins; D013725:Terbium; D012321:DNA-Directed RNA Polymerases