Cell CycleSpores, BacterialSporesCell Cycle ProteinsAnabaenaMyxococcalesCell Cycle CheckpointsSpores, FungalBacillus cereusBacillus subtilisG1 PhaseMitosisCell DivisionS PhaseMolecular Sequence DataBacillus anthracisCyclinsBacillusNitrogen FixationMutationMenstrual CycleG2 PhaseNostocBacterial ProteinsClostridium perfringensCyanobacteriaBacillus megateriumDictyosteliumSaccharomyces cerevisiaeCyclin-Dependent Kinase Inhibitor p21ApoptosisBase SequenceCyclin-Dependent Kinase Inhibitor p27Retinoblastoma ProteinCell ProliferationCell WallG2 Phase Cell Cycle CheckpointsCulture MediaAmino Acid SequenceTranscription, GeneticTranscription FactorsDNA-Binding ProteinsGametogenesisTime FactorsSchizosaccharomycesG0 PhaseClostridium botulinumCDC2 Protein KinaseFungal ProteinsMeiosisCell Line, TumorG1 Phase Cell Cycle CheckpointsTumor Suppressor Protein p53Hot TemperatureCell NucleusCyclin-Dependent Kinase 2Protein-Serine-Threonine KinasesMyxococcus xanthusPollenCyclin D1PhosphorylationDNA ReplicationSaccharomyces cerevisiae ProteinsCyclin EGenes, FungalRNA, MessengerGenes, cdcDNA DamageGene Expression Regulation, BacterialSchizosaccharomyces pombe ProteinsCell LineCyclin AInterphaseCell DifferentiationCyclin BChlamydomonasFlow CytometryModels, BiologicalTemperatureGene Expression Regulation, FungalCyclin-Dependent Kinase 4KineticsDNANuclear ProteinsGene Expression RegulationTumor Suppressor ProteinsSignal TransductionCDC2-CDC28 KinasesMicroscopy, ElectronEstrous Cyclecdc25 PhosphatasesPromoter Regions, GeneticCells, CulturedNitrogenaseRNA, AlgalTumor Cells, CulturedDNA, AlgalE2F Transcription FactorsHeLa CellsDNA, Bacterial