title: DNA topoisomerases.
mesh_terms: D004247:DNA / Q000378:metabolism; D011088:DNA Ligases / Q000502:physiology; D004264:DNA Topoisomerases, Type I / Q000502:physiology*; D004250:DNA Topoisomerases, Type II / Q000502:physiology; D004269:DNA, Bacterial / Q000378:metabolism; D004278:DNA, Superhelical / Q000502:physiology; D004279:DNA, Viral / Q000378:metabolism; D012321:DNA-Directed RNA Polymerases / Q000502:physiology; D004586:Electrophoresis; D004926:Escherichia coli / Q000235:genetics; D004996:Ethidium; D008970:Molecular Weight; D014158:Transcription, Genetic
chemical_list: D004269:DNA, Bacterial; D004278:DNA, Superhelical; D004279:DNA, Viral; D004247:DNA; D012321:DNA-Directed RNA Polymerases; D004264:DNA Topoisomerases, Type I; D004250:DNA Topoisomerases, Type II; D011088:DNA Ligases; D004996:Ethidium