Leucine ZippersLeucyl AminopeptidaseKeto AcidsAmino AcidsIsoleucineLeucine DehydrogenaseMolecular Sequence DataAmino Acid SequenceAmino Acids, Branched-ChainValineBasic-Leucine Zipper Transcription FactorsLeucine TransaminasePhenylalanineBase Sequence2-Isopropylmalate SynthaseCarbon IsotopesKineticsProtein BiosynthesisMutationRNA, Transfer, LeuProteinsNorleucineSequence Homology, Amino AcidEscherichia coliTranscription FactorsDNA-Binding ProteinsMutagenesis, Site-DirectedGlutamineAmino Acids, EssentialAlanineBinding SitesProtein BindingNitrogenDimerizationG-Box Binding FactorsInsulinCaproatesMuscle ProteinsPentanoic AcidsOxidation-ReductionProlineLeucine-tRNA LigaseStructure-Activity RelationshipProtein Structure, TertiaryCell LineTransaminasesCarbon RadioisotopesNutritional RequirementsTritiumDietary ProteinsDNALiverAmino Acid SubstitutionGlucosePellagraLysineMethionineLeucine-Responsive Regulatory ProteinRecombinant Fusion ProteinsProtein ConformationModels, MolecularBacterial ProteinsBiological TransportThreonineOxo-Acid-LyasesPeptidesRecombinant ProteinsRNA, Messenger3-Isopropylmalate DehydrogenaseGlycineElectrophoresis, Polyacrylamide GelCystinyl AminopeptidaseIsovaleryl-CoA DehydrogenaseDeuteriumSequence AlignmentProtein Structure, SecondaryBasic Helix-Loop-Helix Leucine Zipper Transcription FactorsCarrier ProteinsPlasmidsMuscle, SkeletalNitrogen IsotopesDNA, ComplementaryCells, CulturedDietAminopeptidasesTryptophanTime FactorsTranscription, GeneticDicarboxylic AcidsAmino Acid MotifsDecarboxylationTOR Serine-Threonine KinasesMolecular WeightSubstrate SpecificityCulture MediaDNA Primers3-Methyl-2-Oxobutanoate Dehydrogenase (Lipoamide)Acetolactate SynthaseHydro-LyasesPoint Mutation