Recombination, GeneticDNA Breaks, Double-StrandedHomologous RecombinationDNA RepairDNA DamageRad51 RecombinaseDNA-Binding ProteinsDNAAntigens, NuclearRad52 DNA Repair and Recombination ProteinDNA End-Joining RepairDNA Breaks, Single-StrandedMutationMolecular Sequence DataBase SequenceDNA HelicasesAtaxia Telangiectasia Mutated ProteinsDNA-Activated Protein KinaseDNA Repair EnzymesRecombinational DNA RepairDNA, Single-StrandedGamma RaysDNA ReplicationCell Cycle ProteinsPlasmidsGenomic InstabilityCrossing Over, GeneticComet AssayRadiation, IonizingNuclear ProteinsMeiosisDNA BreaksRec A RecombinasesEndodeoxyribonucleasesExodeoxyribonucleasesDNA LigasesModels, GeneticGene TargetingSaccharomyces cerevisiaeCell LineSaccharomyces cerevisiae ProteinsHistonesGene ConversionEndonucleasesRadiation ToleranceZinostatinEscherichia coliUltraviolet RaysDNA, FungalChromosome BreakageRecQ HelicasesPoly(ADP-ribose) PolymerasesDeoxyribonucleases, Type II Site-SpecificProtein-Serine-Threonine KinasesTumor Suppressor ProteinsDose-Response Relationship, RadiationMethyl MethanesulfonateX-RaysFicusinGene DeletionCell CycleTelomereMeiotic Prophase IRecombinasesMutagensNucleic Acid ConformationBRCA2 ProteinChromosome PairingAmino Acid SequenceDNA, BacterialChromosomesChromatinCell SurvivalProtein BindingAtaxia TelangiectasiaDNA, CruciformSister Chromatid ExchangeHeLa CellsBRCA1 ProteinIntegrasesAllelesMitomycinGlycolatesMutagenesisCricetinaePhleomycinsCell Line, TumorBlotting, SouthernVDJ RecombinasesRestriction MappingAdenosine TriphosphatasesCell NucleusV(D)J RecombinationChromosomes, FungalFibroblastsChromosomal InstabilityDNA NucleotidyltransferasesSequence Homology, Nucleic AcidCloning, MolecularKinetics