Checkpoint Kinase 2Protein KinasesProtein-Serine-Threonine KinasesCell Cycle ProteinsDNA DamageAtaxia Telangiectasia Mutated ProteinsGenes, cdcCell CycleG2 PhaseMitosisM Phase Cell Cycle CheckpointsPhosphorylationS PhaseCyclin-Dependent KinasesCell Cycle CheckpointsProtein Kinase Inhibitorscdc25 PhosphatasesCDC2 Protein KinaseDNA ReplicationPhosphatidylinositol 3-KinasesSaccharomyces cerevisiae ProteinsHydroxyureaSpindle ApparatusSchizosaccharomyces pombe ProteinsMAP Kinase Signaling SystemSchizosaccharomycesG2 Phase Cell Cycle CheckpointsMutationDNA-Binding ProteinsNuclear ProteinsTumor Suppressor ProteinsIntracellular Signaling Peptides and ProteinsS Phase Cell Cycle CheckpointsKinetochoresSaccharomyces cerevisiaeDNA RepairSignal TransductionG1 PhaseCalcium-Calmodulin-Dependent Protein KinasesCell Line, TumorNocodazoleHeLa CellsProtein-Tyrosine Kinasessrc-Family KinasesProtein BindingCyclin-Dependent Kinase 2Enzyme ActivationRadiation, IonizingCDC2-CDC28 KinasesTumor Suppressor Protein p53Cyclin BApoptosisCdc20 ProteinsMethyl MethanesulfonateProtein Kinase Cp38 Mitogen-Activated Protein KinasesRNA, Small InterferingModels, BiologicalFungal ProteinsCell LineDNA Breaks, Double-StrandedAurora KinasesAmino Acid SequenceCyclic AMP-Dependent Protein KinasesMolecular Sequence DataUltraviolet RaysHistonesMitogen-Activated Protein Kinase 1Chromosome SegregationDNA, FungalCyclinsCell DivisionGenomic InstabilityProtein Structure, TertiaryBlotting, WesternRNA InterferenceMitogen-Activated Protein Kinase KinasesJNK Mitogen-Activated Protein Kinasesp21-Activated KinasesSerineMitogen-Activated Protein Kinase 3Cyclin-Dependent Kinase Inhibitor p21Gamma RaysEnzyme InhibitorsCell NucleusCell SurvivalStaurosporineTransfectionReplication Protein AMAP Kinase Kinase KinasesMeiosisCreatine KinaseCyclin-Dependent Kinase 4Recombinant Fusion ProteinsCasein Kinase IIThreoninePhosphoproteinsImmunoblottingGene Expression Regulation, FungalProto-Oncogene Proteins