Biological EvolutionEvolution, MolecularPhylogenyMolecular Sequence DataAmino Acid SequenceSequence Homology, Amino AcidBase SequenceBiologySequence Homology, Nucleic AcidSequence AlignmentSystems BiologyCloning, MolecularVertebratesSequence Analysis, DNAMultigene FamilySpecies SpecificityComputational BiologyModels, MolecularChordataReplication OriginProtein Structure, TertiaryStructural Homology, ProteinGene DuplicationConserved SequenceCiona intestinalisDevelopmental BiologyMolecular BiologyInvertebratesChordata, NonvertebrateEukaryotaGene Transfer, HorizontalNymphaeaReptilesEukaryotic CellsModels, GeneticModels, BiologicalMutationBinding SitesEscherichia coliPlacozoaTrichomonasGenetic VariationPlantsMammalsGenes, BacterialFishesBacterial Proteinssrc Homology DomainsSynthetic BiologyGenesArthropodsProtein BindingChromosome MappingSequence HomologyProtein ConformationDNA, ComplementaryAngiospermsFossilsDNAGenomicsBacteriaGene Expression Regulation, DevelopmentalSignal TransductionSymbiosisDNA, BacterialCnidariaSelection, GeneticProtein Structure, SecondaryGenomeProteinsNucleic Acid HybridizationIntronsProkaryotic CellsPlasmidsPan paniscusSea AnemonesZingiberalesTranscription FactorsOpen Reading FramesRNA, MessengerCluster AnalysisPhenotypeArchaeaGene LibraryHominidaePolymerase Chain ReactionPlant ProteinsHydrozoaCrystallography, X-RayTranscription, GeneticRestriction MappingDrosophilaInsectsCell LineGenome, BacterialDNA, AlgalChlorophytaGene Expression ProfilingPoriferaDNA Primers