Amino AcidsSequence Homology, Amino AcidAmino Acid SequenceAmino Acid SubstitutionCloning, MolecularPolymerase Chain ReactionAmino Acids, EssentialBase SequenceMolecular Sequence DataAmino Acid Transport SystemsSequence AlignmentMutationEscherichia coliBinding SitesAmino Acid MotifsKineticsProtein ConformationPeptide FragmentsDNA, ComplementaryModels, MolecularSequence Homology, Nucleic AcidRecombinant ProteinsMutagenesis, Site-DirectedAmino Acids, AromaticAmino Acids, Branched-ChainLeucineMolecular WeightProtein BindingProtein Structure, TertiaryDNAAmino Acids, SulfurPeptidesSubstrate SpecificityRNA, MessengerCell LineBacterial ProteinsElectrophoresis, Polyacrylamide GelStructure-Activity RelationshipRestriction MappingImmunoglobulin Light ChainsPhylogenySequence Analysis, DNARecombinant Fusion ProteinsDNA PrimersProteinsProtein Structure, SecondaryAlanineImmunoglobulin Heavy ChainsGenes, BacterialChromatography, High Pressure LiquidCattleSpecies SpecificityLysineConserved SequenceCarrier ProteinsIsoleucineAmino Acid Transport Systems, BasicCyanogen BromideTrypsinMacromolecular SubstancesPlasmidsCodonGenesAmino Acids, BasicReverse Transcriptase Polymerase Chain ReactionBiological TransportProtein BiosynthesisGlycineGene LibraryGlutaminePoint MutationMethionineTransfectionArginineValineSaccharomyces cerevisiaeTranscription, GeneticGene ExpressionMembrane ProteinsOpen Reading FramesSequence DeletionAmino Acids, DiaminoAspartic AcidSequence AnalysisMutagenesisProlineCysteineDNA, BacterialPhenylalanineRabbitsMyosin Heavy ChainsExcitatory Amino AcidsBlotting, NorthernNitrogenTryptophanChromatography, GelEpitopesChickensAmino Acids, NeutralAmino Acid Transport System A