Amino Acids, NeutralLarge Neutral Amino Acid-Transporter 1Amino AcidsAspartameAmino Acids, CyclicAmino Acid Transport SystemsTryptophanRationalizationDihydroxyphenylalaninePhenylalanineAmino Acid Transport Systems, NeutralLeucineBlood-Brain BarrierAntigens, CD98PhenylketonuriasBiological TransportAmino Acids, Branched-ChainAmino Acid Transport System ASCBrainAmino Acid Transport System ADietary ProteinsAminoisobutyric AcidsSequence Homology, Amino AcidTyrosineSerotoninHartnup DiseaseAmino Acid SequenceAmino Acid Transport Systems, BasicAlanineAmino Acid Transport System LCloning, MolecularAmino Acid SubstitutionKineticsAmino Acids, EssentialAntigens, CD98 Heavy ChainAmino Acids, DiaminoSodiumMolecular Sequence DataAntigens, CD98 Light ChainsBiological Transport, ActiveCarrier Proteinsbeta-AlanineBase SequenceMutationProlineSequence AlignmentHydrogen-Ion ConcentrationGlycineIsoleucineSubstrate SpecificityDNA, ComplementaryMutagenesis, Site-DirectedValineGlutamineBinding SitesAmino Acid Transport System y+ArginineStructure-Activity RelationshipRecombinant ProteinsCystineCell LineAmino Acid MotifsEscherichia coliXenopus laevisLysineMethionineProtein ConformationModels, MolecularSerineNorleucineOocytesDNARNA, MessengerProtein BindingNeutral RedProtein Structure, TertiarySequence Homology, Nucleic AcidAmino Acids, AromaticPeptide FragmentsThreonineCattleAmino Acids, SulfurCell MembraneAspartic AcidRabbitsMolecular WeightCysteineAmino Acid Transport System y+LPeptidesStereoisomerismDipeptidesBacterial ProteinsNeutral CeramidaseMembrane ProteinsDNA PrimersPhylogenyMembrane Transport ProteinsTime FactorsRestriction Mapping4-Chloromercuribenzenesulfonate