title: Affinity labeling of Escherichia coli B deoxyribonucleic acid dependent ribonucleic acid polymerase.
mesh_terms: D000447:Aldehydes / Q000138:chemical synthesis; D001665:Binding Sites; D002854:Chromatography, Paper; D002855:Chromatography, Thin Layer; D012321:DNA-Directed RNA Polymerases; D004589:Electrophoresis, Disc; D004926:Escherichia coli / Q000201:enzymology*; D007288:Inosine / Q000138:chemical synthesis; D008239:Lysine; D046911:Macromolecular Substances; D008745:Methylation; D010084:Oxidation-Reduction; D010504:Periodic Acid; D011402:Pronase; D011485:Protein Binding; D011489:Protein Denaturation; D013440:Sulfides / Q000138:chemical synthesis; D013455:Sulfur; D013460:Sulfur Isotopes; D014316:Tritium; D014508:Urea
chemical_list: D000447:Aldehydes; D046911:Macromolecular Substances; D013440:Sulfides; D013460:Sulfur Isotopes; D014316:Tritium; D010504:Periodic Acid; D007288:Inosine; D013455:Sulfur; D014508:Urea; D012321:DNA-Directed RNA Polymerases; D011402:Pronase; D008239:Lysine