DNA Topoisomerases, Type IIAmsacrineDNA, SuperhelicalTopoisomerase II InhibitorsDNA Topoisomerases, Type IDNA TopoisomerasesDNATopoisomerase InhibitorsTopoisomerase I InhibitorsDNA, BacterialTeniposideNucleic Acid ConformationOxolinic AcidProscillaridinEscherichia coliDNA, CircularBase SequenceDNA, CatenatedDNA GyraseCatenanesPeptide Nucleic AcidsDNA Topoisomerase IVNovobiocinMolecular Sequence DataPlasmidsNucleic Acid HeteroduplexesDNA Replication