Cell CycleCell Cycle ProteinsCell DivisionGenes, cdcMitosisDNA DamageG2 PhaseCheckpoint Kinase 2Protein-Serine-Threonine KinasesCell Cycle CheckpointsS PhaseProtein KinasesCell Line, TumorDNA ReplicationSpindle Apparatuscdc25 PhosphatasesAtaxia Telangiectasia Mutated ProteinsMutationG1 PhaseHydroxyureaSchizosaccharomycesDNA-Binding ProteinsSaccharomyces cerevisiaeDNA RepairCDC2 Protein KinaseNuclear ProteinsTumor Suppressor Protein p53Saccharomyces cerevisiae ProteinsG2 Phase Cell Cycle CheckpointsFungal ProteinsTumor Suppressor ProteinsM Phase Cell Cycle CheckpointsSchizosaccharomyces pombe ProteinsCyclinsMolecular Sequence DataPhosphorylationTumor Cells, CulturedGenes, FungalGamma RaysCyclin BApoptosisMad2 ProteinsModels, BiologicalSignal TransductionCell LineBase SequenceHeLa CellsCell ProliferationCyclin B1Chromosomal InstabilityCyclin-Dependent KinasesCyclin-Dependent Kinase Inhibitor p21Radiation, IonizingCell NucleusAtaxia TelangiectasiaFlow CytometryAmino Acid SequenceUltraviolet RaysPhenotypeDNA, FungalRetinoblastoma ProteinRadiation ToleranceTime FactorsCyclin-Dependent Kinase 2FibroblastsIntracellular Signaling Peptides and ProteinsDNACells, CulturedProtein BindingGenomic InstabilityCyclin ACentrosomeCell SurvivalG1 Phase Cell Cycle CheckpointsHistonesNeoplasm ProteinsCdc20 ProteinsNeoplasmsInterphaseRNA, MessengerRNA, Small InterferingUbiquitin-Protein Ligase ComplexesGene DeletionCell Nucleus DivisionAnaphase-Promoting Complex-CyclosomeNocodazoleChromosome SegregationRepressor ProteinsGene Expression Regulation, NeoplasticCaulobacter crescentusBlotting, WesternTransfectionCDC2-CDC28 KinasesCarrier ProteinsAllelesRNA InterferenceTranscription, GeneticS Phase Cell Cycle CheckpointsTranscription FactorsAntineoplastic Agents