Amino AcidsSequence Homology, Amino AcidAmino Acid SequenceCytosolAmino Acid SubstitutionCloning, MolecularMolecular Sequence DataBase SequencePolymerase Chain ReactionAmino Acids, EssentialKineticsSequence AlignmentAmino Acid Transport SystemsMutationBinding SitesEscherichia coliAmino Acid MotifsRecombinant ProteinsDNA, ComplementaryPeptide FragmentsProtein ConformationModels, MolecularProtein BindingCell LineProtein Structure, TertiarySequence Homology, Nucleic AcidMolecular WeightMutagenesis, Site-DirectedSubstrate SpecificityRNA, MessengerDNAPeptidesLeucineElectrophoresis, Polyacrylamide GelCalciumAmino Acids, AromaticAmino Acids, Branched-ChainRecombinant Fusion ProteinsAmino Acids, SulfurStructure-Activity RelationshipBacterial ProteinsCarrier ProteinsProteinsDNA PrimersRestriction MappingCattleBiological TransportPhylogenyProtein Structure, SecondarySequence Analysis, DNAChromatography, High Pressure LiquidMembrane ProteinsImmunoglobulin Light ChainsCells, CulturedCell MembraneAlanineSpecies SpecificityGenes, BacterialLiverImmunoglobulin Heavy ChainsSaccharomyces cerevisiaeTransfectionLysineConserved SequenceMacromolecular SubstancesPlasmidsTrypsinProtein BiosynthesisReverse Transcriptase Polymerase Chain ReactionCyanogen BromideIsoleucineRabbitsGene ExpressionAmino Acid Transport Systems, BasicGenesIsoenzymesHydrogen-Ion ConcentrationCodonGlycineTranscription, GeneticAmino Acids, BasicChromatography, GelSequence DeletionGlutaminePoint MutationGene LibraryHydrolysisPhosphorylationCysteineArgininePhospholipases A2, CytosolicMethionineMitochondriaMutagenesisAspartic AcidBlotting, NorthernOpen Reading FramesValineSequence AnalysisSignal Transduction