Cell CycleCell Cycle ProteinsCell Cycle CheckpointsG1 PhaseS PhaseMitosisCell DivisionCyclinsCell LineMenstrual CycleG2 PhaseMolecular Sequence DataApoptosisCells, CulturedCell ProliferationCyclin-Dependent Kinase Inhibitor p21Cyclin-Dependent Kinase Inhibitor p27HeLa CellsRetinoblastoma ProteinG2 Phase Cell Cycle CheckpointsPhosphorylationUteroglobinCell Line, TumorBase SequenceDNA-Binding ProteinsG0 PhaseDNA ReplicationCDC2 Protein KinaseRNA, MessengerAmino Acid SequenceG1 Phase Cell Cycle CheckpointsTumor Suppressor Protein p53Cyclin-Dependent Kinase 2Nuclear ProteinsProtein-Serine-Threonine KinasesMutationCell NucleusSignal TransductionCyclin D1Flow CytometryProtein Tyrosine Phosphatase, Non-Receptor Type 2Transcription, GeneticTumor Cells, CulturedCyclin EKineticsTime FactorsGenes, cdcDNA DamageProteinsTranscription FactorsCyclin AInterphaseGene Expression RegulationProtein BiosynthesisCyclin BProtein BindingCyclin-Dependent Kinase 4Models, BiologicalBlotting, WesternDNATumor Suppressor ProteinsBlood Coagulation FactorsCDC2-CDC28 KinasesFibroblastsSaccharomyces cerevisiaeEstrous CycleCell Survivalcdc25 PhosphatasesCell DifferentiationProtein KinasesTransfectionE2F Transcription FactorsCyclin B1Carrier ProteinsPromoter Regions, GeneticViral ProteinsCyclin DDown-RegulationCitric Acid CycleGene ExpressionBromodeoxyuridineE2F1 Transcription FactorRecombinant Fusion ProteinsSaccharomyces cerevisiae ProteinsUbiquitin-Protein LigasesFungal ProteinsS Phase Cell Cycle CheckpointsEnzyme InhibitorsMolecular WeightElectrophoresis, Polyacrylamide GelNeoplasm ProteinsCloning, MolecularBinding SitesRecombinant ProteinsRNA, Small InterferingImmediate-Early ProteinsBacterial ProteinsProto-Oncogene ProteinsCyclin D3Protein C