Amino AcidsSequence Homology, Amino AcidAmino Acid SequenceAmino Acid SubstitutionCloning, MolecularAmino Acids, EssentialLeucineIsoleucineAmino Acids, AromaticPolymerase Chain ReactionBase SequenceMolecular Sequence DataAmino Acid Transport SystemsSequence AlignmentMutationEscherichia coliBinding SitesAmino Acid MotifsValineKineticsProtein ConformationPeptide FragmentsDNA, ComplementaryModels, MolecularKeto AcidsSequence Homology, Nucleic AcidRecombinant ProteinsMutagenesis, Site-Directed3-Methyl-2-Oxobutanoate Dehydrogenase (Lipoamide)TransaminasesAmino Acids, Branched-ChainMolecular WeightRNA, MessengerProtein BindingProtein Structure, TertiaryDNAAmino Acids, SulfurPeptidesSubstrate SpecificityCell LineProteinsGlutamineBacterial ProteinsElectrophoresis, Polyacrylamide GelStructure-Activity RelationshipPhenylalanineRestriction MappingDietary ProteinsImmunoglobulin Light ChainsPhylogenySequence Analysis, DNARecombinant Fusion ProteinsNitrogenDNA PrimersProtein Structure, SecondaryAlanineImmunoglobulin Heavy ChainsGenes, BacterialChromatography, High Pressure LiquidCattleSpecies SpecificityLysineConserved SequenceProtein BiosynthesisCarrier ProteinsAmino Acid Transport Systems, BasicAspartic AcidCyanogen BromideTrypsinMacromolecular SubstancesPlasmidsTryptophanCodonGenesAmino Acids, BasicNutritional RequirementsLiverReverse Transcriptase Polymerase Chain ReactionBiological TransportSwineGlycineMaple Syrup Urine DiseaseGene LibraryPoint MutationMethionineTransfectionArginineSaccharomyces cerevisiaeTranscription, GeneticGene ExpressionMembrane ProteinsOpen Reading FramesSequence DeletionAmino Acids, DiaminoSequence AnalysisAmmoniaMutagenesisProlineCysteineDNA, Bacterial