Amino Acids, EssentialAmino AcidsDietary ProteinsLeucineNitrogenSequence Homology, Amino AcidBuchneraKeto AcidsPhenylalanineIsoleucineAmino Acid SequenceNutritional RequirementsAmino Acid Transport SystemsMethionineAmino Acids, Branched-ChainTryptophanLysineHistidinolAmino Acid SubstitutionAphidsGlutamineBromusMolecular Sequence DataThreonineCloning, MolecularCaseinsValineSymbiosisAmino Acids, AromaticArginineDietIndoleamine-Pyrrole 2,3,-DioxygenaseBase SequenceNutritive ValueMuscle ProteinsSequence AlignmentMutagenesis, Site-DirectedZeinKynurenineLarge Neutral Amino Acid-Transporter 1UreaEscherichia coliCryptophytaKineticsMutationBinding SitesParenteral NutritionProtein BiosynthesisDiet, Protein-RestrictedProteinsSwineHistidineBlood Urea NitrogenDietary SupplementsRecombinant ProteinsBody WeightPhylogenyAnimal Nutritional Physiological PhenomenaSaccharopine DehydrogenasesCystineMuscle, SkeletalAlanineModels, MolecularSubstrate SpecificityTOR Serine-Threonine KinasesMilk ProteinsCulture MediaVegetable ProteinsCattleLiverGlycineProtein Structure, TertiaryTrypanosomatinaBacterial ProteinsNutritional Physiological PhenomenaCarbon IsotopesStructure-Activity RelationshipRNA, MessengerProtein ConformationUremiaCell LineDigestionProtein DeficiencyAnimal FeedAmino Acid MotifsTryptophan OxygenaseConserved SequenceAspartic AcidBiological TransportSequence Analysis, DNAProtein BindingProlineInsulinPhenylketonuriasCysteineSoybeansBed RestGenes, BacterialFood, FortifiedFeeding Behavior