Cell CycleCell Cycle ProteinsProtein KinasesGenes, cdcProtein-Serine-Threonine KinasesCheckpoint Kinase 2DNA DamageG2 PhaseProtein Kinase CMitosisCell Cycle CheckpointsAtaxia Telangiectasia Mutated ProteinsYeastsS PhasePhosphorylationSaccharomyces cerevisiae ProteinsMolecular Sequence DataDNA RepairMutationDNA-Binding ProteinsSaccharomyces cerevisiaeNuclear ProteinsSpindle ApparatusHydroxyureaFungal ProteinsG2 Phase Cell Cycle CheckpointsSchizosaccharomycesG1 PhaseM Phase Cell Cycle CheckpointsSignal TransductionDNA ReplicationCDC2 Protein KinaseSchizosaccharomyces pombe ProteinsCyclic AMP-Dependent Protein KinasesTumor Suppressor Protein p53Amino Acid SequenceGamma RaysGenes, FungalTumor Suppressor ProteinsBase SequenceProtein Kinase InhibitorsCell LineCalcium-Calmodulin-Dependent Protein KinasesMad2 ProteinsIntracellular Signaling Peptides and ProteinsEnzyme ActivationMitogen-Activated Protein KinasesApoptosisCell DivisionPhosphatidylinositol 3-KinasesMAP Kinase Signaling SystemAtaxia TelangiectasiaCyclinsUltraviolet RaysCyclin-Dependent Kinase Inhibitor p21Radiation, Ionizingcdc25 PhosphatasesChromosomal InstabilityProtein Bindingp38 Mitogen-Activated Protein KinasesCyclin BDNA, FungalCells, CulturedModels, BiologicalHeLa CellsCell Line, TumorEnzyme InhibitorsRadiation ToleranceSequence Homology, Amino AcidGene DeletionMitogen-Activated Protein Kinase 1FibroblastsGenomic InstabilityCell NucleusCyclin-Dependent KinasesKineticsTumor Cells, CulturedBlotting, WesternMitogen-Activated Protein Kinase KinasesTransfectionG1 Phase Cell Cycle CheckpointsProtein-Tyrosine KinasesCarrier ProteinsDNATranscription FactorsProtein Kinase C-alphaRepressor ProteinsProtein Structure, TertiaryRNA, MessengerCyclin B1Mitogen-Activated Protein Kinase 3NocodazoleProtein Kinase C-deltaCyclin-Dependent Kinase 2Transcription, GeneticRecombinant Fusion ProteinsHistonesCDC28 Protein Kinase, S cerevisiaeCell ProliferationJNK Mitogen-Activated Protein Kinases