CarbonNitrogenUbiquitin-Protein LigasesDNA LigasesGlutamate-Ammonia LigaseSKP Cullin F-Box Protein LigasesNitrogen FixationCoenzyme A LigasesAmino Acyl-tRNA SynthetasesCarbon Dioxide2',5'-Oligoadenylate SynthetaseCarbon MonoxidePeptide SynthasesNanotubes, CarbonCullin ProteinsNitrogen IsotopesMolecular Sequence DataUbiquitinationPolynucleotide LigasesNitrogen CompoundsNitrogen CycleNitrogen DioxideUbiquitinAmino Acid SequenceBlood Urea NitrogenEscherichia coliCarbon IsotopesLigasesRING Finger DomainsCarbon-Nitrogen LigasesAmmoniaKineticsAspartate-tRNA LigaseMethionine-tRNA LigaseCarbon Monoxide PoisoningTryptophan-tRNA LigaseUbiquitin-Conjugating EnzymesAspartate-Ammonia LigaseReactive Nitrogen SpeciesMutationIsoleucine-tRNA LigaseGlutamineSubstrate SpecificityCarbamoyl-Phosphate Synthase (Ammonia)RNA Ligase (ATP)Phenylalanine-tRNA LigaseTyrosine-tRNA LigaseAmide SynthasesAcetate-CoA LigasePII Nitrogen Regulatory ProteinsAmino AcidsLeucine-tRNA LigaseSuccinate-CoA LigasesBase SequenceSerine-tRNA LigaseValine-tRNA LigaseArgininosuccinate SynthaseGlutamate-tRNA LigaseTransfer RNA AminoacylationNitrogen OxidesThreonine-tRNA LigaseGlycine-tRNA LigaseBacterial ProteinsNitratesSaccharomyces cerevisiaeSequence Homology, Amino AcidRibose-Phosphate PyrophosphokinaseGlutathione SynthaseProtein BindingCarbon TetrachlorideCloning, MolecularAdenylosuccinate SynthaseAdenosine MonophosphateCarbon SequestrationQuaternary Ammonium CompoundsF-Box ProteinsProtein Structure, TertiaryCarbamoyl-Phosphate Synthase (Glutamine-Hydrolyzing)Histidine-tRNA LigaseAlanine-tRNA LigaseBinding SitesEndosomal Sorting Complexes Required for TransportGlutamate-Cysteine LigaseArginine-tRNA LigaseBiomassMethionine AdenosyltransferaseUbiquitinsAdenosine TriphosphateCarbon DisulfideGenes, BacterialModels, MolecularFertilizersUreaProteasome Endopeptidase ComplexCulture MediaSoilCatalysisMultienzyme ComplexesEnzyme RepressionGlutamate Synthase