DNA DamageMutagenesisMutagenesis, Site-DirectedDNA RepairComet AssayMutagenesis, InsertionalMolecular Sequence DataMutationUltraviolet RaysAtaxia Telangiectasia Mutated ProteinsAmino Acid SequenceCell Cycle ProteinsDNA-Binding ProteinsBase SequenceDeoxyguanosineMutagensTumor Suppressor Protein p53Checkpoint Kinase 2DNAProtein-Serine-Threonine KinasesDNA Breaks, Double-StrandedOxidative StressBinding SitesCell CycleGamma RaysCell LineEscherichia coliTumor Suppressor ProteinsMethyl MethanesulfonateNuclear ProteinsApoptosisModels, MolecularDNA ReplicationProtein BindingHistonesPhosphorylationGenomic InstabilityProtein Structure, TertiaryPlasmidsG2 PhaseCell Line, TumorDNA AdductsSaccharomyces cerevisiaeSOS Response (Genetics)Sequence Homology, Amino AcidDose-Response Relationship, RadiationRecombinant ProteinsKineticsDNA Repair EnzymesHeLa CellsSignal TransductionSaccharomyces cerevisiae ProteinsAmino Acid SubstitutionCell SurvivalHydrogen PeroxideBacterial ProteinsProtein KinasesReactive Oxygen SpeciesStructure-Activity RelationshipCells, CulturedDNA BreaksRadiation ToleranceDNA GlycosylasesCloning, MolecularPoly(ADP-ribose) PolymerasesDNA Breaks, Single-StrandedAlkylating AgentsDNA PrimersGenes, cdcCell Cycle CheckpointsRad51 RecombinaseDNA Transposable ElementsTransfectionTranscription, GeneticRecombination, GeneticFibroblastsCell NucleusS PhaseModels, BiologicalMutagenicity TestsOxidation-ReductionSequence AlignmentEscherichia coli ProteinsProtein ConformationBRCA1 ProteinSubstrate SpecificityMitosisEthylnitrosoureaTime FactorsPoint MutationMicronucleus TestsBlotting, WesternX-RaysCell AgingIntracellular Signaling Peptides and ProteinsGenes, BacterialPhenotypeTranscription FactorsCysteineGene Deletion