Amino Acid SequenceAmino AcidsMolecular Sequence DataSequence Homology, Amino AcidPoint MutationMutationBase SequenceMutation, MissenseAmino Acid SubstitutionCloning, MolecularMutagenesis, Site-DirectedBinding SitesModels, MolecularEscherichia coliSequence AlignmentProtein ConformationProtein Structure, TertiaryStructure-Activity RelationshipRecombinant ProteinsProtein BindingKineticsPeptide FragmentsProtein Structure, SecondarySubstrate SpecificityDNA, ComplementaryFrameshift MutationBacterial ProteinsAmino Acid MotifsDNASequence Homology, Nucleic AcidCell LinePeptidesMutagenesisConserved SequenceRecombinant Fusion ProteinsDNA PrimersPlasmidsRestriction MappingSequence Analysis, DNAPolymerase Chain ReactionGenes, BacterialSequence DeletionMolecular WeightDNA Mutational AnalysisElectrophoresis, Polyacrylamide GelCysteineLysineGerm-Line MutationAlanineProteinsExonsChromatography, High Pressure LiquidCodonTrypsinCarrier ProteinsPedigreeRNA, MessengerSaccharomyces cerevisiaeCyanogen BromideMembrane ProteinsAspartic AcidAmino Acids, EssentialCatalysisTransfectionPhylogenyCattleAmino Acid Transport SystemsLeucineCircular DichroismArginineHistidineSpecies SpecificityGenesDNA-Binding ProteinsCatalytic DomainCOS CellsCrystallography, X-RayHydrogen-Ion ConcentrationAllelesTryptophanHydrolysisTranscription, GeneticAmino Acids, AromaticEscherichia coli ProteinsGlycineGenetic Complementation TestAmino Acids, BasicSerineSequence AnalysisIsoleucineMacromolecular SubstancesDNA, BacterialMagnetic Resonance SpectroscopyProtein Processing, Post-TranslationalEnzyme StabilityCricetinaeOpen Reading FramesTemperatureProtein FoldingGene Library