title: Small-angle X-ray study of DNA-dependent RNA polymerase core enzyme and partial complex beta alpha 2 from Escherichia coli.
mesh_terms: D004259:DNA-Directed DNA Polymerase; D004926:Escherichia coli / Q000201:enzymology*; D008956:Models, Chemical; D011487:Protein Conformation; D014961:X-Ray Diffraction
chemical_list: D004259:DNA-Directed DNA Polymerase