Cell CycleEukaryotic CellsCell Cycle ProteinsCDC2 Protein KinaseMitosisCyclin-Dependent KinasesCyclinsG1 PhaseMolecular Sequence DataS PhaseCyclin BCell Cycle CheckpointsAmino Acid SequenceSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsCyclin-Dependent Kinase 2PhosphorylationDNA ReplicationSchizosaccharomycesProtein-Serine-Threonine KinasesModels, BiologicalBase SequenceNuclear ProteinsCell DivisionG2 PhaseMenstrual CycleApoptosisCell LineCell ProliferationCyclin-Dependent Kinase Inhibitor p27Cyclin-Dependent Kinase Inhibitor p21Retinoblastoma ProteinG2 Phase Cell Cycle CheckpointsMutationDNA-Binding ProteinsHeLa CellsCell NucleusCell Line, TumorDNA DamageG0 PhaseRNA, MessengerSignal TransductionTumor Suppressor Protein p53G1 Phase Cell Cycle CheckpointsProtein BindingTranscription, GeneticGenes, cdcTranscription FactorsDNACyclin D1Cyclin EInterphaseFungal ProteinsCyclin AFlow CytometryCells, CulturedSequence Homology, Amino AcidGene Expression RegulationTime FactorsTumor Suppressor ProteinsCyclin-Dependent Kinase 4CDC2-CDC28 KinasesProtein Kinasescdc25 PhosphatasesTumor Cells, CulturedBlotting, WesternRecombinant Fusion ProteinsEstrous CycleTransfectionCarrier ProteinsCell SurvivalE2F Transcription FactorsProtein Structure, TertiaryCyclin B1KineticsEukaryotaHistonesCloning, MolecularCell DifferentiationProtein BiosynthesisSequence AlignmentEukaryotic Initiation Factor-2Genes, FungalPromoter Regions, GeneticFibroblastsCyclin DEukaryotic Initiation Factor-4EGene Expression Regulation, FungalBinding SitesCitric Acid CycleBromodeoxyuridineE2F1 Transcription FactorSchizosaccharomyces pombe ProteinsCytoplasmMicroscopy, FluorescenceGene ExpressionRecombinant ProteinsProliferating Cell Nuclear AntigenDNA RepairDown-Regulation