Cell CycleClone CellsTranscription FactorsCell Cycle ProteinsTranscription, GeneticMolecular Sequence DataBase SequenceCell LineRNA, MessengerGene Expression RegulationG1 PhaseAmino Acid SequenceMitosisCyclinsDNA-Binding ProteinsCell DivisionS PhasePromoter Regions, GeneticNuclear ProteinsCell Cycle CheckpointsMutationSignal TransductionCell DifferentiationCells, CulturedRetinoblastoma ProteinHeLa CellsCell NucleusTransfectionDNACloning, MolecularG2 PhaseCyclin-Dependent Kinase Inhibitor p27Cell ProliferationApoptosisPhosphorylationGene Expression Regulation, DevelopmentalProtein BindingCDC2 Protein KinaseEmbryo, NonmammalianCyclin-Dependent Kinase Inhibitor p21Gene Expression ProfilingCell Line, TumorRepressor ProteinsCyclin-Dependent KinasesBinding SitesProtein-Serine-Threonine KinasesTumor Suppressor Protein p53Tumor Cells, CulturedCyclin ATranscriptional ActivationCyclin-Dependent Kinase 2Trans-ActivatorsGenes, cdcReverse Transcriptase Polymerase Chain ReactionE2F Transcription FactorsEmbryo, MammalianCyclin D1Models, BiologicalGene ExpressionSaccharomyces cerevisiaeOligonucleotide Array Sequence AnalysisDNA Replicationcdc25 PhosphatasesHistonesSequence Homology, Amino AcidE2F1 Transcription FactorCyclin BSp1 Transcription FactorSaccharomyces cerevisiae ProteinsRecombinant Fusion ProteinsTime FactorsDNA, ComplementaryBlotting, WesternFlow CytometryTumor Suppressor ProteinsDown-RegulationPlasmidsInterphasePhenotypeCyclin EDNA DamageGene Expression Regulation, NeoplasticGenes, ReporterG1 Phase Cell Cycle CheckpointsFibroblastsCyclin-Dependent Kinase Inhibitor ProteinsG0 PhaseChromatinCarrier ProteinsFungal ProteinsProto-Oncogene ProteinsTranscription Factor DP1Gene Expression Regulation, FungalCDC2-CDC28 KinasesCyclin-Dependent Kinase 4Caulobacter crescentusProtein KinasesCell SurvivalBlotting, NorthernHomeodomain Proteins