Amino Acid Transport SystemsAmino AcidsPeptide SynthasesAmino Acid Transport System LAmino Acid Transport Systems, BasicSubstrate SpecificityBiological TransportAminoisobutyric AcidsAmino Acid Transport System AAmino Acid Transport Systems, NeutralBiological Transport, ActiveAmino Acid Transport System ASCLeucineAmino Acid Transport System y+beta-AlanineAntigens, CD98Amino Acids, NeutralAmino Acids, CyclicAmino Acids, Branched-ChainCarrier ProteinsKineticsSodiumPhenylalanineAlanineAmino Acid Transport System y+LMembrane Transport Proteins4-ChloromercuribenzenesulfonateGlutamineProlineCystineIsoleucineAmino Acid SequenceFatty Acid Transport ProteinsValineArginineLysineMolecular Sequence DataLeucine-tRNA LigaseCloning, MolecularMutationHydrogen-Ion ConcentrationSequence Homology, Amino AcidCell MembraneEscherichia coliAmino Acid Transport Systems, AcidicTryptophanGlutamatesXenopus laevisBase SequenceHistidineOocytesCell LineTaurocholic AcidDicarboxylic AcidsBacterial ProteinsRats, Inbred StrainsRNA, MessengerEthylmaleimideCells, CulturedLarge Neutral Amino Acid-Transporter 1GlycineAmino Acids, DiaminoLiverGenes, BacterialAntigens, CD98 Light ChainsAmino Acid SubstitutionCystinuriaAntigens, CD98 Heavy ChainGlucoseHartnup DiseaseCarbon RadioisotopesCulture MediaDinitrophenolsMembrane ProteinsMethionineBinding SitesMicrovilliMethylglucosidesSequence AlignmentIleumPhenylacetatesPseudomonadaceaeMethyltyrosinesSymportersStereoisomerismProtein TransportCycloheximideDNA, ComplementaryIon TransportModels, MolecularProtein BindingAspartic AcidStructure-Activity RelationshipTemperatureRecombinant ProteinsMutagenesis, Site-DirectedCarbon IsotopesMonosaccharide Transport ProteinsAmino Acid Transport System X-AGAxonal Transport