title: DNA gyrase and DNA unwinding.
mesh_terms: D004261:DNA Replication; D004264:DNA Topoisomerases, Type I / Q000378:metabolism; D004269:DNA, Bacterial / Q000378:metabolism; D004278:DNA, Superhelical / Q000378:metabolism; D004279:DNA, Viral / Q000378:metabolism; D008954:Models, Biological; D011485:Protein Binding
chemical_list: D004269:DNA, Bacterial; D004278:DNA, Superhelical; D004279:DNA, Viral; D004264:DNA Topoisomerases, Type I