Cell Cycle ProteinsCheckpoint Kinase 2Cell CycleDNA DamageMitosisGenes, cdcG2 PhaseProtein-Serine-Threonine KinasesCell Cycle CheckpointsDNA RepairAtaxia Telangiectasia Mutated ProteinsSaccharomyces cerevisiae ProteinsS PhaseSchizosaccharomyces pombe ProteinsSpindle ApparatusProtein KinasesDNA-Binding ProteinsSaccharomyces cerevisiaeMeiosisSchizosaccharomycesNuclear ProteinsDNA ReplicationCDC2 Protein KinaseG1 PhaseFungal ProteinsMad2 ProteinsCyclin BMutationM Phase Cell Cycle CheckpointsG2 Phase Cell Cycle CheckpointsPhosphorylationKinetochoresRad52 DNA Repair and Recombination ProteinMolecular Sequence DataCyclinsTumor Suppressor Protein p53Rad51 RecombinaseNocodazoleTumor Suppressor ProteinsAmino Acid SequenceDNA Repair EnzymesHydroxyureaCell DivisionDNA Breaks, Double-StrandedDNA, FungalGamma RaysHeLa CellsRadiation, IonizingCdc20 ProteinsGenes, Fungalcdc25 PhosphatasesGenomic InstabilityRecombination, GeneticAtaxia TelangiectasiaProtein BindingCyclin-Dependent Kinase Inhibitor p21Intracellular Signaling Peptides and ProteinsSignal TransductionMetaphaseUbiquitin-Protein Ligase ComplexesCell NucleusAnaphase-Promoting Complex-CyclosomeCyclin B1ApoptosisUltraviolet RaysSequence Homology, Amino AcidCell LineModels, BiologicalChromosome SegregationRadiation ToleranceChromosomal InstabilityBase SequenceCell Line, TumorDNADNA HelicasesHistonesGene Expression Regulation, FungalXenopus ProteinsG1 Phase Cell Cycle CheckpointsCyclin-Dependent KinasesCentrosomeMethyl MethanesulfonateAnaphaseMicrotubulesExonucleasesBRCA1 ProteinPhenotypeRepressor ProteinsFibroblastsInterphaseChromosomal Proteins, Non-HistoneStarfishS Phase Cell Cycle CheckpointsCarrier ProteinsTranscription FactorsChromosomesOocytesFlow CytometryTime FactorsRNA, Small Interfering