Amino Acid Transport System LLarge Neutral Amino Acid-Transporter 1Antigens, CD98 Light ChainsAmino Acids, CyclicAntigens, CD98Amino Acid Transport SystemsAmino AcidsAntigens, CD98 Heavy ChainAmino Acid Transport System y+LeucineStereoisomerismAmino Acids, AromaticHydrocarbons, AromaticSequence Homology, Amino AcidBiological TransportAmino Acid SequenceAmino Acid SubstitutionCloning, MolecularAmino Acids, EssentialSequence AlignmentMolecular Sequence DataBase SequenceEscherichia coliBinding SitesAmino Acid MotifsMutationModels, MolecularKineticsMutagenesis, Site-DirectedProtein ConformationStructure-Activity RelationshipPolycyclic CompoundsSubstrate SpecificityRecombinant ProteinsAmino Acids, Branched-ChainPhenylalanineDNA, ComplementarySequence Homology, Nucleic AcidPeptide FragmentsProtein Structure, TertiaryProtein BindingAmino Acids, SulfurBacterial ProteinsDNAPeptidesMolecular WeightTryptophanPhylogenyProtein Structure, SecondaryGenes, BacterialRestriction MappingSequence Analysis, DNAChromatography, High Pressure LiquidCell LineAlanineProteinsRecombinant Fusion ProteinsElectrophoresis, Polyacrylamide GelConserved SequenceRNA, MessengerSpecies SpecificityLysineDNA PrimersIsoleucineBiodegradation, EnvironmentalAmino Acid Transport Systems, BasicMolecular StructureCarrier ProteinsMagnetic Resonance SpectroscopyPlasmidsPyrenesCattleAmino Acids, BasicGlycineCodonCatalysisTyrosineOpen Reading FramesTrypsinMutagenesisArginineGenesGlutamineCyanogen BromideValineSaccharomyces cerevisiaePolymerase Chain ReactionNitrogenDNA, BacterialMethioninePoint MutationAspartic AcidAmino Acids, DiaminoAminesSequence AnalysisProtein BiosynthesisProlineGene LibrarySequence DeletionCysteine