title: [Identification of the histidine residue in the active center of Escherichia coli RNA-polymerase].
mesh_terms: D000345:Affinity Labels; D000595:Amino Acid Sequence; D001665:Binding Sites; D012321:DNA-Directed RNA Polymerases / Q000032:analysis*; D004591:Electrophoresis, Polyacrylamide Gel; D004926:Escherichia coli / Q000201:enzymology*; D006639:Histidine / Q000032:analysis*; D008722:Methods
chemical_list: D000345:Affinity Labels; D006639:Histidine; D012321:DNA-Directed RNA Polymerases
vernacular_title: Identifikatsiia ostatka gistidina v aktivnom tsentre RNK-polimerazy Escherichia coli.