Amino Acid SubstitutionMolecular Sequence DataAmino Acid SequenceMutationBase SequenceMutagenesis, Site-DirectedPoint MutationStructure-Activity RelationshipModels, MolecularEvolution, MolecularBinding SitesMutation, MissenseSequence AlignmentPhylogenyEscherichia coliProtein ConformationSequence Homology, Amino AcidMutagenesisDNA Mutational AnalysisKineticsCodonAlanineProtein Structure, TertiaryGenetic VariationSequence Analysis, DNAProtein BindingRecombinant ProteinsCell LineProtein Structure, SecondaryModels, GeneticCloning, MolecularDNAPolymerase Chain ReactionConserved SequenceDNA PrimersAllelesGlycineSubstrate SpecificityCysteinePhenotypeSelection, GeneticDrug SubstitutionPlasmidsAmino AcidsBacterial ProteinsAspartic AcidCatalysisArginineSerineExonsPedigreeSpecies SpecificityFreeze SubstitutionPolymorphism, GeneticMutant ProteinsSequence Homology, Nucleic AcidTransfectionHistidineProlineAsparagineNucleic Acid ConformationRecombinant Fusion ProteinsMolecular StructureSequence DeletionAmino Acid MotifsLysineCricetinaeBiological EvolutionBase CompositionEscherichia coli ProteinsLikelihood FunctionsGenotypeCircular DichroismViral ProteinsValineEnzyme StabilityCrystallography, X-RayCOS CellsPeptidesCatalytic DomainPhenylalanineMutation RateVirus ReplicationThreonineOligodeoxyribonucleotidesSaccharomyces cerevisiaeFrameshift MutationPeptide FragmentsNucleotidesTemperatureMagnetic Resonance SpectroscopyDNA, ComplementaryTranscription, GeneticCercopithecus aethiopsIsoleucineHydrogen-Ion ConcentrationLeucineHydrogen BondingThermodynamicsHIV-1