Molecular Sequence DataPhylogenySequence Homology, Amino AcidAmino Acid SequenceBase SequenceSequence AlignmentAmino AcidsSequence Analysis, DNAEvolution, MolecularSequence Homology, Nucleic AcidCloning, MolecularBayes TheoremModels, GeneticSoftwareLikelihood FunctionsBiological EvolutionFossilsMarkov ChainsAlgorithmsRNA, Ribosomal, 18SAmino Acid SubstitutionComputational BiologySequence HomologyEscherichia coliMonte Carlo MethodDNA, ComplementaryBinding SitesDNA, MitochondrialDNADNA, RibosomalGenetic VariationModels, MolecularRestriction MappingMutationProtein Structure, TertiaryGenesComputer SimulationProtein ConformationAmino Acids, EssentialRecombinant ProteinsGenes, BacterialAmino Acid MotifsBacterial ProteinsAmino Acid Transport SystemsPeptide FragmentsPlasmidsProtein BindingMolecular WeightSpecies SpecificityMutagenesis, Site-DirectedRNA, MessengerSubstrate SpecificityKineticsCell LineNucleic Acid HybridizationConserved SequenceOpen Reading FramesStructure-Activity RelationshipPeptidesRecombinant Fusion ProteinsDNA Restriction EnzymesProteinsCarrier ProteinsGene LibraryElectrophoresis, Polyacrylamide GelProtein Structure, SecondaryDNA, BacterialTranscription, GeneticDNA PrimersPolymerase Chain ReactionMultigene FamilyAmino Acids, AromaticSaccharomyces cerevisiaeLeucineCattleStructural Homology, ProteinAmino Acids, Branched-ChainBlotting, NorthernMembrane ProteinsAmino Acids, SulfurCyanogen BromideTrypsinsrc Homology DomainsChromatography, High Pressure LiquidChromosome MappingTransfectionCodonBlotting, SouthernViral ProteinsPlant ProteinsSequence AnalysisProtein BiosynthesisGene ExpressionGenes, ViralDNA-Binding ProteinsAlanineSequence DeletionMacromolecular SubstancesGenetic Complementation TestSequence Analysis, Protein