title: Subunit location of the intrinsic divalent metal ions in RNA polymerase from Escherichia coli.
mesh_terms: D001665:Binding Sites; D003035:Cobalt; D012321:DNA-Directed RNA Polymerases; D004926:Escherichia coli / Q000201:enzymology*; D046911:Macromolecular Substances; D008970:Molecular Weight; D011485:Protein Binding; D011487:Protein Conformation; D013053:Spectrophotometry; D014508:Urea; D015032:Zinc / Q000032:analysis*
chemical_list: D046911:Macromolecular Substances; D003035:Cobalt; D014508:Urea; D012321:DNA-Directed RNA Polymerases; D015032:Zinc