Intercellular JunctionsAdherens JunctionsCell CycleCadherinsCell Cycle ProteinsGap JunctionsTight JunctionsCell Cycle CheckpointsNeuromuscular JunctionMolecular Sequence DataG1 PhaseNuclear Localization SignalsMitosisCell NucleusAmino Acid SequenceS PhaseCell DivisionCell LineCyclinsBase SequenceMutationPhosphorylationMenstrual CycleG2 PhaseApoptosisRNA, MessengerCells, CulturedProtein TransportCell ProliferationSignal TransductionConnexinsNuclear ProteinsHeLa CellsMicroscopy, FluorescenceCytoplasmCell Line, TumorImmunohistochemistryMembrane ProteinsDNA-Binding ProteinsCyclin-Dependent Kinase Inhibitor p27Protein BindingCyclin-Dependent Kinase Inhibitor p21Recombinant Fusion ProteinsProtein-Serine-Threonine KinasesRetinoblastoma ProteinBlotting, WesternConnexin 43Fluorescent Antibody TechniqueG2 Phase Cell Cycle CheckpointsModels, BiologicalTime FactorsSubcellular FractionsZonula Occludens-1 ProteinTransfectionTranscription FactorsCDC2 Protein KinaseTumor Suppressor Protein p53DNA ReplicationG0 PhaseDNASaccharomyces cerevisiaeGene Expression RegulationGreen Fluorescent ProteinsMicroscopy, ElectronG1 Phase Cell Cycle CheckpointsOccludinDNA DamageCyclin-Dependent Kinase 2Transcription, GeneticInterphaseProtein Structure, TertiaryCyclin D1Tumor Cells, CulturedSaccharomyces cerevisiae ProteinsFlow CytometryMicroscopy, ConfocalTumor Suppressor ProteinsEsophagogastric JunctionCyclin ECarrier ProteinsCell MembraneCell DifferentiationSequence Homology, Amino AcidCyclin BGenes, cdcCyclin AActive Transport, Cell NucleusEpithelial CellsCloning, MolecularTight Junction ProteinsCyclin-Dependent Kinase 4Gene ExpressionCell PolarityPhosphoproteinsDrosophila ProteinsEstrous CycleMicroscopy, ImmunoelectronHolliday Junction ResolvasesFungal ProteinsCDC2-CDC28 Kinases