Checkpoint Kinase 2Cell Cycle ProteinsDNA DamageGenes, cdcMad2 ProteinsRad52 DNA Repair and Recombination ProteinProtein-Serine-Threonine KinasesSaccharomyces cerevisiae ProteinsDNA RepairKinetochoresM Phase Cell Cycle CheckpointsSchizosaccharomyces pombe ProteinsMitosisSpindle ApparatusCell CycleSchizosaccharomycesProtein KinasesDNA-Binding ProteinsRad51 RecombinaseNuclear ProteinsSaccharomyces cerevisiaeCdc20 ProteinsAtaxia Telangiectasia Mutated ProteinsDNA ReplicationFungal ProteinsDNA Repair EnzymesG2 PhaseCell Cycle CheckpointsDNA Breaks, Double-StrandedRecombination, GeneticS PhaseDNA, FungalMutationNocodazolePhosphorylationChromosome SegregationRecovery of FunctionMutagensIntracellular Signaling Peptides and ProteinsHydroxyureaMetaphaseDNA HelicasesProtein BindingRecombinational DNA RepairMeiosisCalcium-Binding ProteinsMethyl MethanesulfonatePrometaphaseHeLa CellsMolecular Sequence DataUltraviolet RaysUbiquitin-Protein Ligase ComplexesAnaphase-Promoting Complex-CyclosomeGenomic InstabilityAnaphaseG2 Phase Cell Cycle CheckpointsEndonucleasesAmino Acid SequenceTumor Suppressor Protein p53Mutagenicity TestsExonucleasesGamma RaysRepressor ProteinsDNARadiation, IonizingChromosomal Proteins, Non-HistoneS Phase Cell Cycle CheckpointsEndodeoxyribonucleasesTumor Suppressor ProteinsAurora KinasesChromosomal InstabilityCyclin BMicrotubulesG1 PhaseCDC2 Protein KinaseReplication Protein ASignal TransductionDNA, Single-StrandedHistonesCyclin B1Carrier ProteinsComet AssayModels, BiologicalCell LineAneuploidyApoptosisExodeoxyribonucleasesRNA, Small InterferingCell Line, TumorChromosomesGenes, FungalSecurinTwo-Hybrid System TechniquesSaccharomycetalesGene Expression Regulation, Fungalcdc25 PhosphatasesXenopus ProteinsTime FactorsChromatidsThiabendazole