Cell CycleSaccharomyces cerevisiaeCell Cycle ProteinsProtein KinasesProtein-Serine-Threonine KinasesGenes, cdcCheckpoint Kinase 2DNA DamageProtein Kinase CG2 PhaseMitosisCell Cycle CheckpointsPhosphorylationAtaxia Telangiectasia Mutated ProteinsS PhaseYeastsSaccharomyces cerevisiae ProteinsMutationMolecular Sequence DataPhosphatidylinositol 3-KinasesDNA-Binding ProteinsDNA RepairMAP Kinase Signaling SystemProtein Kinase InhibitorsCyclic AMP-Dependent Protein KinasesNuclear ProteinsCalcium-Calmodulin-Dependent Protein KinasesCDC2 Protein KinaseSpindle ApparatusFungal ProteinsHydroxyureaSignal TransductionG2 Phase Cell Cycle CheckpointsG1 PhaseSchizosaccharomycesM Phase Cell Cycle CheckpointsAmino Acid SequenceDNA ReplicationSchizosaccharomyces pombe ProteinsTumor Suppressor Protein p53p38 Mitogen-Activated Protein KinasesBase SequenceTumor Suppressor ProteinsIntracellular Signaling Peptides and ProteinsMitogen-Activated Protein KinasesGamma RaysCell LineEnzyme ActivationGenes, FungalApoptosisCell DivisionMad2 ProteinsMitogen-Activated Protein Kinase 1Protein BindingCyclin-Dependent Kinase Inhibitor p21CyclinsMitogen-Activated Protein Kinase KinasesCyclin-Dependent KinasesUltraviolet RaysAtaxia TelangiectasiaCell Line, TumorRadiation, IonizingProtein-Tyrosine KinasesMitogen-Activated Protein Kinase 3src-Family KinasesJNK Mitogen-Activated Protein KinasesHeLa CellsModels, BiologicalChromosomal Instabilitycdc25 PhosphatasesCyclin BCells, CulturedDNA, FungalProtein Kinase C-alphaSequence Homology, Amino AcidEnzyme InhibitorsProtein Kinase C-deltaTransfectionBlotting, WesternKineticsCDC2-CDC28 KinasesTumor Cells, CulturedFibroblastsCell NucleusGene DeletionProto-Oncogene ProteinsRadiation ToleranceProtein Structure, TertiaryCyclin-Dependent Kinase 2Genomic InstabilityTranscription FactorsCarrier ProteinsRNA, MessengerRecombinant Fusion ProteinsIsoenzymesAMP-Activated Protein KinasesDNACell ProliferationTranscription, GeneticRepressor Proteins