title: Observations on the structure of RNA polymerase and its attachmnt to DNA.
mesh_terms: D000818:Animals; D001665:Binding Sites; D002417:Cattle; D002499:Centrifugation, Density Gradient; D004247:DNA; D004254:DNA Nucleotidyltransferases / Q000032:analysis; D003851:Deoxyribonucleases; D004926:Escherichia coli / Q000201:enzymology; D005696:Galactosidases / Q000032:analysis; D006863:Hydrogen-Ion Concentration; D008854:Microscopy, Electron; D009705:Nucleosides / Q000032:analysis; D012313:RNA / Q000096:biosynthesis; D012316:RNA Nucleotidyltransferases / Q000302:isolation & purification; D012260:Ribonucleases; D013950:Thymus Gland; D014732:Vibration
chemical_list: D009705:Nucleosides; D012313:RNA; D004247:DNA; D004254:DNA Nucleotidyltransferases; D012316:RNA Nucleotidyltransferases; D003851:Deoxyribonucleases; D012260:Ribonucleases; D005696:Galactosidases