Checkpoint Kinase 2SchizosaccharomycesCell Cycle ProteinsSchizosaccharomyces pombe ProteinsHydroxyureaDNA DamageM Phase Cell Cycle CheckpointsRad52 DNA Repair and Recombination ProteinGenes, cdcMitosisProtein-Serine-Threonine KinasesSaccharomyces cerevisiae ProteinsG2 PhaseCell Cycle CheckpointsCell CycleProtein KinasesDNA RepairSpindle ApparatusSaccharomyces cerevisiaeMolecular Sequence DataAtaxia Telangiectasia Mutated ProteinsS PhaseDNA-Binding ProteinsKinetochoresAmino Acid SequenceG2 Phase Cell Cycle CheckpointsNuclear ProteinsDNA ReplicationMutationFungal ProteinsS Phase Cell Cycle CheckpointsSequence Homology, Amino AcidDNA, FungalNocodazolePhosphorylationDNA Repair EnzymesRecombination, GeneticCdc20 ProteinsDNA Breaks, Double-StrandedMethyl MethanesulfonateChromosome SegregationBase SequenceUltraviolet RaysGenes, FungalGamma RaysAnaphaseProtein BindingDNA HelicasesTumor Suppressor Proteinscdc25 PhosphatasesG1 PhaseHeLa CellsMeiosisCDC2 Protein KinaseGenomic InstabilitySignal TransductionIntracellular Signaling Peptides and ProteinsCyclin BSequence AlignmentCloning, MolecularRadiation, IonizingTumor Suppressor Protein p53Gene DeletionMetaphaseChromosomal InstabilityReplication Protein ACell LineUbiquitin-Protein Ligase ComplexesRepressor ProteinsAnaphase-Promoting Complex-CyclosomeProtein Structure, TertiaryModels, BiologicalExodeoxyribonucleasesCarrier ProteinsEndodeoxyribonucleasesAurora KinasesGene Expression Regulation, FungalDNAChromosomal Proteins, Non-HistoneCalcium-Binding ProteinsUbiquitin-Conjugating EnzymesHistonesDrosophila ProteinsPhenotypeChromosomesCyclin B1Transcription FactorsAdenosine TriphosphatasesCell Line, TumorRNA InterferenceCell NucleusEndonucleasesRadiation ToleranceDNA TopoisomerasesChromatidsTwo-Hybrid System TechniquesRecombinant Fusion ProteinsXenopus ProteinsRNA, Small InterferingMicrotubules