Amino AcidsSequence Homology, Amino AcidAmino Acid SequenceAmino Acid SubstitutionCloning, MolecularAmino Acids, EssentialAmino Acid Transport SystemsPort-Wine StainSequence AlignmentBase SequenceMolecular Sequence DataAmino Acid MotifsAzure StainsEscherichia coliMutationBinding SitesMutagenesis, Site-DirectedDNA, ComplementaryPeptide FragmentsSequence Homology, Nucleic AcidKineticsRecombinant ProteinsAmino Acids, AromaticProtein ConformationModels, MolecularAmino Acids, Branched-ChainAmino Acids, SulfurLeucineProtein Structure, TertiaryDNAMolecular WeightBlood StainsStructure-Activity RelationshipStaining and LabelingProtein BindingPeptidesSubstrate SpecificityCell LineBacterial ProteinsRestriction MappingElectrophoresis, Polyacrylamide GelPhylogenyProteinsRecombinant Fusion ProteinsSequence Analysis, DNARNA, MessengerAlanineGenes, BacterialPlasmidsSpecies SpecificityProtein Structure, SecondaryAmino Acid Transport Systems, BasicConserved SequenceLysineCattleDNA PrimersChromatography, High Pressure LiquidCarrier ProteinsIsoleucineAmino Acids, BasicPolymerase Chain ReactionTrypsinCodonBiological TransportAmino Acids, DiaminoCyanogen BromideArginineGlycineGenesProtein BiosynthesisOpen Reading FramesSaccharomyces cerevisiaeGlutaminePhenazinesTranscription, GeneticGene LibrarySequence DeletionValineMembrane ProteinsMethionineTransfectionSequence AnalysisExcitatory Amino AcidsAspartic AcidMutagenesisProlinePoint MutationNitrogenPhenylalanineRabbitsGene ExpressionCysteineDNA, BacterialMacromolecular SubstancesBlotting, NorthernTryptophanAmino Acid Transport System AAmino Acids, NeutralDNA-Binding ProteinsViral Proteins