Amino Acid Transport SystemsAmino Acids, NeutralAmino AcidsAmino Acid Transport System LAmino Acid Transport Systems, NeutralAmino Acid Transport Systems, BasicAminoisobutyric AcidsAmino Acid Transport System ABiological TransportAmino Acid Transport System ASCBiological Transport, ActiveLeucineAmino Acid Transport System y+Antigens, CD98beta-AlanineAmino Acids, CyclicPhenylalanineAlanineCarrier ProteinsAmino Acids, Branched-ChainSodiumKineticsLarge Neutral Amino Acid-Transporter 1Amino Acid Transport System y+LAmino Acid SequenceProlineGlutamineHartnup DiseaseSequence Homology, Amino AcidIsoleucineCystine4-ChloromercuribenzenesulfonateMembrane Transport ProteinsTryptophanValineCloning, MolecularArginineMolecular Sequence DataLysineMutationHydrogen-Ion ConcentrationAntigens, CD98 Heavy ChainAmino Acids, DiaminoFatty Acid Transport ProteinsAntigens, CD98 Light ChainsXenopus laevisCell MembraneSubstrate SpecificityOocytesEscherichia coliBase SequenceGlutamatesLeucine-tRNA LigaseGlycineAmino Acid SubstitutionAmino Acid Transport Systems, AcidicCell LineHistidineAmino Acids, EssentialRNA, MessengerRats, Inbred StrainsMethionineCystinuriaCells, CulturedBacterial ProteinsEthylmaleimideDNA, ComplementarySequence AlignmentMicrovilliBlood-Brain BarrierCarbon RadioisotopesGenes, BacterialLiverTaurocholic AcidDicarboxylic AcidsDinitrophenolsMembrane ProteinsMutagenesis, Site-DirectedSerineIleumBinding SitesGlucoseStructure-Activity RelationshipStereoisomerismAmino Acid Transport System X-AGSymportersAspartic AcidRecombinant ProteinsCarbon IsotopesCycloheximideIon TransportRabbitsThreonineProtein ConformationProtein BindingGlutamic AcidCulture MediaModels, MolecularAmino Acid MotifsCysteine