Checkpoint Kinase 2DNA DamageCell Cycle ProteinsProtein-Serine-Threonine KinasesAtaxia Telangiectasia Mutated ProteinsProtein KinasesGenes, cdcCell CycleCell Cycle CheckpointsSaccharomyces cerevisiae ProteinsS PhaseDNA ReplicationSaccharomyces cerevisiaeG2 PhaseDNA, FungalNuclear ProteinsDNA-Binding ProteinsMitosisPhosphorylationFungal ProteinsIntracellular Signaling Peptides and ProteinsUltraviolet RaysTumor Suppressor ProteinsHydroxyureaSchizosaccharomycesDNA RepairSchizosaccharomyces pombe ProteinsSignal TransductionMethyl Methanesulfonatecdc25 PhosphatasesS Phase Cell Cycle CheckpointsM Phase Cell Cycle CheckpointsSpindle ApparatusMutationGenomic InstabilityCDC2 Protein KinaseNocodazoleSecurinG2 Phase Cell Cycle CheckpointsTumor Suppressor Protein p53ExodeoxyribonucleasesGamma RaysCyclin BKinetochoresReplication Protein CDNA Breaks, Double-StrandedG1 PhaseAnaphaseGene Expression Regulation, FungalSaccharomycetalesGenes, FungalHeLa CellsReplication Protein ARadiation, IonizingModels, BiologicalNucleic Acid Synthesis InhibitorsMad2 ProteinsChromosomes, FungalMolecular Sequence DataHistonesChromosomal Proteins, Non-HistoneTelomereCell Line, TumorProtein BindingGene DeletionDose-Response Relationship, RadiationAmino Acid SequenceDNA HelicasesCell LineRecombination, GeneticCaffeineChromatinEpistasis, GeneticApoptosisCyclin-Dependent Kinase Inhibitor p21Chromosome SegregationDNARepressor ProteinsHCT116 CellsGenome, FungalCell DivisionEnzyme ActivationCyclin-Dependent KinasesCyclin-Dependent Kinase 2Carrier ProteinsRibonucleotide ReductasesFlow CytometryRecombinational DNA Repairras-GRF1MutagensCdc20 ProteinsRNA, Small InterferingMetaphaseStaurosporineCyclin B1MeiosisRecombinant Fusion ProteinsPhenotypePhosphoproteinsChromosomal Instability