Cell CycleProtein KinasesCell Cycle ProteinsProtein-Serine-Threonine KinasesProtein Kinase CCheckpoint Kinase 2Cell Cycle CheckpointsDNA DamageG2 PhaseGenes, cdcAtaxia Telangiectasia Mutated ProteinsPhosphorylationMitosisS PhaseG2 Phase Cell Cycle CheckpointsG1 PhaseCDC2 Protein KinaseDNA RepairCyclic AMP-Dependent Protein KinasesTumor Suppressor Protein p53DNA-Binding ProteinsSignal TransductionTumor Suppressor ProteinsProtein Kinase InhibitorsCalcium-Calmodulin-Dependent Protein KinasesNuclear ProteinsEnzyme ActivationMitogen-Activated Protein KinasesPhosphatidylinositol 3-KinasesCell LineM Phase Cell Cycle CheckpointsMutationApoptosisCyclinsAtaxia TelangiectasiaGamma RaysDNA ReplicationCyclin-Dependent Kinase Inhibitor p21MAP Kinase Signaling SystemCell DivisionRadiation, Ionizingcdc25 PhosphatasesHydroxyureaMolecular Sequence Datap38 Mitogen-Activated Protein KinasesSpindle ApparatusCyclin BCell Line, TumorRadiation ToleranceSaccharomyces cerevisiae ProteinsCells, CulturedAmino Acid SequenceHeLa CellsMitogen-Activated Protein Kinase 1Enzyme InhibitorsSaccharomyces cerevisiaeFibroblastsGenomic InstabilitySchizosaccharomycesIntracellular Signaling Peptides and ProteinsCyclin-Dependent KinasesModels, BiologicalProtein BindingMitogen-Activated Protein Kinase KinasesG1 Phase Cell Cycle CheckpointsTumor Cells, CulturedProtein Kinase C-alphaUltraviolet RaysProtein-Tyrosine KinasesCyclin B1Mitogen-Activated Protein Kinase 3Protein Kinase C-deltaSchizosaccharomyces pombe ProteinsCyclin-Dependent Kinase 2NocodazoleTransfectionJNK Mitogen-Activated Protein KinasesCell NucleusBlotting, WesternCDC2-CDC28 KinasesS Phase Cell Cycle CheckpointsRetinoblastoma ProteinCell ProliferationBase SequenceDNA Breaks, Double-StrandedFungal ProteinsProto-Oncogene ProteinsCell SurvivalFlow CytometryDNAKineticsAMP-Activated Protein KinasesRNA, Small InterferingHistonesChromosomal InstabilityTime FactorsDNA-Activated Protein KinaseStaurosporineCarrier ProteinsIsoenzymes