Base SequenceBase PairingDNANucleic Acid ConformationMolecular Sequence DataDNA, Single-StrandedBase CompositionSkull BaseDNA RepairSchiff BasesDNA ReplicationEscherichia coliNucleic Acid HeteroduplexesDNA DamageBase Pair MismatchOligodeoxyribonucleotidesDNA, ViralRecombination, GeneticOligonucleotidesModels, MolecularMutationRec A RecombinasesTemplates, GeneticAmino Acid SequenceNucleic Acid DenaturationPlasmidsDNA-Binding ProteinsTranscription, GeneticKineticsBinding SitesDNA HelicasesRNADNA, BacterialDNA, CircularNucleic Acid HybridizationSubstrate SpecificitySkull Base NeoplasmsDNA BreaksDNA-Directed DNA PolymeraseThymineDNA Breaks, Single-StrandedNucleic Acid RenaturationEndodeoxyribonucleasesCloning, MolecularRNA, ViralHydrogen BondingDNA Breaks, Double-StrandedProtein BindingBacteriophage phi X 174Rad51 RecombinaseDNA, SuperhelicalDenture BasesModels, GeneticDNA CleavageUltraviolet RaysDNA PrimersRibonuclease HEscherichia coli ProteinsDNA NucleotidyltransferasesCell LineAdenineDNA LigasesSaccharomyces cerevisiaeColiphagesExodeoxyribonucleasesThermodynamicsRestriction MappingUracilPolymerase Chain ReactionMutagenesisElectrophoresis, Agar GelProtein ConformationRNA, Double-StrandedRepetitive Sequences, Nucleic AcidProtein Structure, SecondaryViral ProteinsNucleotidesSequence Homology, Nucleic AcidCrystallography, X-RayComet AssayBacterial ProteinsDNA GlycosylasesDeoxyribonucleases, Type II Site-SpecificGuanineDNA Topoisomerases, Type IDeoxyribonucleasesCatalysisExonucleases2-AminopurineSequence Analysis, DNADNA-Directed RNA PolymerasesPyrimidine DimersEndonucleasesTemperaturePromoter Regions, GeneticDNA AdductsMicroscopy, ElectronGenesIntercalating AgentsDNA Polymerase beta