Checkpoint Kinase 2DNA DamageCell Cycle ProteinsProtein-Serine-Threonine KinasesGenes, cdcAtaxia Telangiectasia Mutated ProteinsProtein KinasesCell CycleCell Cycle CheckpointsG2 PhaseSaccharomyces cerevisiae ProteinsS PhaseDNA ReplicationMitosisSaccharomyces cerevisiaeDNA, FungalNuclear ProteinsDNA-Binding ProteinsPhosphorylationDNA RepairHydroxyureaSchizosaccharomycesUltraviolet RaysIntracellular Signaling Peptides and ProteinsM Phase Cell Cycle CheckpointsFungal ProteinsTumor Suppressor ProteinsMethyl MethanesulfonateSchizosaccharomyces pombe Proteinscdc25 PhosphatasesS Phase Cell Cycle CheckpointsSpindle ApparatusSignal TransductionMutationG2 Phase Cell Cycle CheckpointsGenomic InstabilityDNA Breaks, Double-StrandedCDC2 Protein KinaseNocodazoleGamma RaysKinetochoresTumor Suppressor Protein p53Cyclin BG1 PhaseSecurinReplication Protein CExodeoxyribonucleasesAnaphaseRadiation, IonizingGene Expression Regulation, FungalReplication Protein AHeLa CellsSaccharomycetalesNucleic Acid Synthesis InhibitorsGenes, FungalHistonesModels, BiologicalChromosomal Proteins, Non-HistoneChromosome SegregationDose-Response Relationship, RadiationTelomereChromosomes, FungalRecombination, GeneticRecombinational DNA RepairCell Line, TumorDNA HelicasesChromatinMutagensras-GRF1Molecular Sequence DataCaffeineGene DeletionDNACdc20 ProteinsProtein BindingCyclin-Dependent Kinase Inhibitor p21MetaphaseMad2 ProteinsEpistasis, GeneticCell LineApoptosisCyclin B1MeiosisRepressor ProteinsRNA, Small InterferingChromosomal InstabilityAmino Acid SequenceHCT116 CellsCell DivisionCyclin-Dependent KinasesGenome, FungalCell NucleusEndodeoxyribonucleasesDNA Repair EnzymesBRCA1 ProteinRad51 RecombinaseCarrier ProteinsCyclin-Dependent Kinase 2Enzyme ActivationXenopus Proteins