MutagenesisMutagenesis, Site-DirectedMutagenesis, InsertionalClinical ProtocolsMolecular Sequence DataAmino Acid SequenceMutationBase SequenceBinding SitesModels, MolecularEscherichia coliAmino Acid SubstitutionRecombinant ProteinsStructure-Activity RelationshipPlasmidsSequence Homology, Amino AcidDNA Transposable ElementsProtein Structure, TertiaryCloning, MolecularKineticsBacterial ProteinsProtein ConformationProtein BindingCysteineSequence AlignmentProtein Structure, SecondaryDNA PrimersGenes, BacterialPoint MutationMutagensEthylnitrosoureaCatalysisCell LineSubstrate SpecificityAlanineDNA Mutational AnalysisHistidineCrystallography, X-RaySOS Response (Genetics)Conserved SequencePolymerase Chain ReactionEscherichia coli ProteinsCatalytic DomainTransfectionGenetic Complementation TestDNA, BacterialDNATime FactorsPhenotypeRestriction MappingEthyl MethanesulfonateRecombinant Fusion ProteinsProtein EngineeringSequence DeletionOligodeoxyribonucleotidesDirected Molecular EvolutionGenetic VectorsLysineAspartic AcidPromoter Regions, GeneticEnzyme StabilityAmino Acid MotifsUltraviolet RaysTranscription, GeneticMutant ProteinsSaccharomyces cerevisiaeCricetinaeSequence Analysis, DNADNA-Binding ProteinsResearch DesignGene Expression Regulation, BacterialAsparagineTreatment OutcomeSerineCOS CellsDNA RepairDNA-Directed DNA PolymeraseArginineTranscription FactorsLigandsCircular DichroismGene LibraryElectrophoresis, Polyacrylamide GelHydrogen-Ion ConcentrationGene DeletionReproducibility of ResultsCHO CellsDimerizationMutagenicity TestsMembrane ProteinsTryptophanTemperatureAmino AcidsCercopithecus aethiopsCodonTransformation, GeneticGlycosylationGenetic EngineeringCarrier ProteinsRecombination, Genetic