Cell CycleCell Cycle ProteinsProtein KinasesGenes, cdcProtein-Serine-Threonine KinasesCheckpoint Kinase 2DNA DamageG2 PhaseProtein Kinase CCell Cycle CheckpointsMitosisAtaxia Telangiectasia Mutated ProteinsS PhasePhosphorylationDNA RepairDNA-Binding ProteinsSpindle ApparatusHydroxyureaNuclear ProteinsG2 Phase Cell Cycle CheckpointsMutationG1 PhaseM Phase Cell Cycle CheckpointsMolecular Sequence DataSaccharomyces cerevisiae ProteinsCDC2 Protein KinaseSignal TransductionDNA ReplicationCyclic AMP-Dependent Protein KinasesTumor Suppressor Protein p53SchizosaccharomycesGamma RaysSaccharomyces cerevisiaeFungal ProteinsTumor Suppressor ProteinsProtein Kinase InhibitorsSchizosaccharomyces pombe ProteinsCalcium-Calmodulin-Dependent Protein KinasesMad2 ProteinsIntracellular Signaling Peptides and ProteinsCell LineEnzyme ActivationMitogen-Activated Protein KinasesAmino Acid SequenceApoptosisPhosphatidylinositol 3-KinasesBase SequenceCell DivisionMAP Kinase Signaling SystemCyclinsAtaxia TelangiectasiaCyclin-Dependent Kinase Inhibitor p21Radiation, Ionizingcdc25 PhosphatasesUltraviolet RaysChromosomal Instabilityp38 Mitogen-Activated Protein KinasesGenes, FungalCyclin BCell Line, TumorHeLa CellsProtein BindingCells, CulturedModels, BiologicalRadiation ToleranceMitogen-Activated Protein Kinase 1Enzyme InhibitorsGenomic InstabilityFibroblastsCyclin-Dependent KinasesTumor Cells, CulturedMitogen-Activated Protein Kinase KinasesG1 Phase Cell Cycle CheckpointsProtein Kinase C-alphaGene DeletionCell NucleusProtein-Tyrosine KinasesDNA, FungalTransfectionCyclin B1Mitogen-Activated Protein Kinase 3Blotting, WesternProtein Kinase C-deltaCyclin-Dependent Kinase 2NocodazoleSequence Homology, Amino AcidJNK Mitogen-Activated Protein KinasesRepressor ProteinsDNACell ProliferationCDC2-CDC28 KinasesS Phase Cell Cycle CheckpointsPhenotypeProto-Oncogene ProteinsCDC28 Protein Kinase, S cerevisiaeRetinoblastoma ProteinDNA Breaks, Double-StrandedHistonesCarrier ProteinsCell Survival