Nitrate ReductaseNitratesNitrate ReductasesNitrite ReductasesQuaternary Ammonium CompoundsNitrogenNitrogen CompoundsAnion Transport ProteinsNitritesCyanobacteriaCarbonPhotosynthesisGene Expression Regulation, BacterialOperonPlant RootsNitrogen FixationAnabaenaBacterial ProteinsAspergillus nidulansMolecular Sequence DataChlamydomonas reinhardtiiGlutamate SynthaseMutationGlutamate-Ammonia LigaseNitrogen IsotopesCarbon DioxideAmmoniaGenes, BacterialPlant LeavesCulture MediaBase SequenceArabidopsisMultigene FamilySulfurAmino Acid SequenceFungal ProteinsNitrate Reductase (NADH)Silver NitratePII Nitrogen Regulatory ProteinsGlutamate DehydrogenaseNitrogen CycleTrans-ActivatorsRibulose-Bisphosphate CarboxylaseAdenosine PhosphosulfateSulfatesNitrogen DioxideBlood Urea NitrogenPromoter Regions, GeneticTranscription FactorsFertilizersBiomassSulfate AdenylyltransferaseSequence AlignmentAutotrophic ProcessesCarbohydrate MetabolismGlutamate Synthase (NADH)Oxidoreductases Acting on Sulfur Group DonorsReactive Nitrogen SpeciesChlorophyllPlant TranspirationKetoglutaric AcidsOxidation-ReductionAmino AcidsGene Expression Regulation, PlantGlutamineLightCarbon IsotopesPhylogenyChloratesAchromobacterSoilPlant ShootsNitrogen OxidesSymbiosisOxidoreductasesPotassium CompoundsPlant ProteinsSeawaterPlantsMetabolic Networks and PathwaysPlants, Genetically ModifiedNitrate Reductase (NAD(P)H)MethanolGlyoxylatesAmmonium CompoundsMolybdenumRibulosephosphatesMethylobacterium extorquensEscherichia coliAcetatesBacteriaXylemSoil MicrobiologyPlant StomataSequence Analysis, DNASerine O-AcetyltransferaseAcetyleneFlaveriaSeedlingPhosphoenolpyruvate Carboxylase