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Pathway of assimilation of nitrate

A sequence of reactions is proposed for nitrate assimilation in the mesophyll cells of corn leaves as related to the C-4 pathway of photosynthesis The Nitrate Assimilation Pathway has been researched in relation to Transport, Photosynthesis, Nitrate Transport, Nitrogen Fixation, Regulation Of Nitrate Assimilation. The Nitrate Assimilation Pathway complements our catalog of research reagents including antibodies and ELISA kits against GLUL, TNFSF14, NIT2, C2, QPCT In the presence of nitrate and the absence of preferred nitrogen sources, the coordinated interaction of NirA and AreA mediates the transcription of nitrate and nitrite reductase genes, allowing the assimilation of nitrate via the formation of ammonium The Regulation Of Nitrate Assimilation Pathway has been researched in relation to Nitrate Assimilation, Transport, Cotyledon Development, Photomorphogenesis, Photosynthesis. The Regulation Of Nitrate Assimilation Pathway complements our catalog of research reagents including antibodies and ELISA kits against GLB1, TNFSF14, TH, GEN1, BLOC1S5

Pathway for Nitrate Assimilation in Corn (Zea mays L

The nitrate assimilation pathway from nitrate to amino acid is relatively simple at structural level. By contrast, its regulation to ensure the efficient assimilation of nitrate coupled to that of other environmental factors, is complex In the presence of azide (50 microM) and l-MSO (10 microg/ml), 2.1 and 1.51 logs reduction in viability of dormant M. smegmatis was observed using nitrate and nitrite, respectively, as sole nitrogen source. Altogether, the results indicated the presence of nitrate assimilation pathway operating in both active and dormant stage of M. smegmatis Assimilation of nitrate in bacteria involves a multistep pathway, which requires a series of enzymes functioning in combination (Fig. 1). Nitrate is first converted into nitrite with the help of a nitrate reductase (NR), which subsequently is converted into ammonia by nitrite reductase (Nir) Genes encoding proteins involved in the nitrate assimilation pathway, including AoniaD, AoniiA, AonrtB, and AonirA were identified from the genome of A. oligospora by local BLAST. To study their functions in A. oligospora, these four genes were knocked out by homologous recombination with the method previously described (Colot et al., 2006)

Nitrate Assimilation Information about Nitrate Assimilation: characteristics, related genes and pathways, plus antibodies you can use for research. This page is being enriched constantly, if you see some information you would like this page to include please send your suggestions to us Synthesis of nitrate assimilation enzymes and uptake systems is controlled by nitrogen limitation in all bacteria examined, but the relevant regulatory proteins exhibit considerable structural and mechanistic diversity in different bacterial groups

Outline of the nitrogen and sulfur assimilation pathways

Nitrate assimilation pathway play a role in trap formation • Plants assimilate most of the nitrate absorbed by their roots into organic nitrogen compounds. • The first step of this process is the reduction of nitrate to nitrite in the cytosol (Oaks 1994) of autotrophy, the pathways of nitrogen assimilation were investigated in chemoautotrophic symbioses. The enzymatic potentials for nitrate reduction and ammonia assimilation were assessed by measuring NR, GS and GDH activities in tissue extracts from the major hydrothermal vent symbioses and from the coastal symbiotic clam Solemya velum. Give In the presence of azide (50 μM) and l-MSO (10 μg/ml), 2.1 and 1.51 logs reduction in viability of dormant M. smegmatis was observed using nitrate and nitrite, respectively, as sole nitrogen source. Altogether, the results indicated the presence of nitrate assimilation pathway operating in both active and dormant stage of M. smegmatis Nitrate acts as both a nutrient and a signal for the initiation of various processes [ 2 ]. It triggers the induction of NO 3−-assimilating enzymes, but also shifts carbohydrate metabolism from starch synthesis to increased sucrose synthesis

Nitrogen assimilation in plants Plants absorb nitrogen from the soil in the form of nitrate (NO 3−) and ammonium (NH 4+). In aerobic soils where nitrification can occur, nitrate is usually the predominant form of available nitrogen that is absorbed The metabolic pathway of N assimilation involves the reduction of nitrate to nitrite by the cytosolic enzyme nitrate reductase (NR) at the expense of NADH produced from malate shuttled from the mitochondrion or chloroplast (Foyer and Noctor, 2002)

between the nitrate and sulfate assimilation pathways. Earlier studies of the first steps of nitrate assimilation (1-3) and sulfate assimilation (4-7) in the XD line of tobacco cells have led us to suggest (6) that regulatory interactions may exist be-tween these two functionally convergent pathways. The in Schematic diagram summarizing positive and negative light effects on genes in the nitrate assimilation pathway of Arabidopsis seedlings. Continuous light (red, far-red, white) induced NIA2 and other genes involved in nitrate assimilation, whereas NRT1.1 was weakly inhibited by light. Light effects on NIA2 and NRT1.1 were enhanced by the presence of HY5/HYH

The assimilatory nitrate reduction pathway is a very important physiological process, as it is one of the major routes by which inorganic nitrogen is assimilated into carbon skeleton in higher plants, algae including cyanobacteria and fungi. Nitrate assimilation is a multistep process which involves nitrate uptake and its reduction to ammonium. biochemical pathway thought to waste a substantial amount of the carbohydrate produced in a plant. This review pre-sents evidence collected over nearly a century that (1) Rubisco when associated with Mn2? generates additional reductant during photorespiration, (2) this reductant par-ticipates in the assimilation of nitrate into protein, and (3

Nitrate Assimilation Pathway Bioinformatics: Novus Biological

In the presence of azide (50 μM) and l-MSO (10 μg/ml), 2.1 and 1.51 logs reduction in viability of dormant M. smegmatis was observed using nitrate and nitrite, respectively, as sole nitrogen source. Altogether, the results indicated the presence of nitrate assimilation pathway operating in both active and dormant stage of M. smegmatis glutamine. The role of the nitrate assimilation pathway on the enhancement of xylem exudation rate was investigated using tungstate, an inhibitor of nitrate reductase (NR) activity, and phosphinothricin or methionine sulphoximine, inhibitors of glutamine synthetase (GS) activity. The sap levels of N03 , NH4+ Nitrogen and Metabolism: Nitrate and Ammonia Assimilation by Plants and Amino Acid Synthesis by Plants (For CBSE, ICSE, IAS, NET, NRA 2022) Get unlimited access to the best preparation resource for competitive exams : get questions, notes, tests, video lectures and more - for all subjects of your exam Global transcriptome studies after nitrate induction (Scheible et al., 2004) confirmed regulation of N uptake and assimilation by nitrate at the expression level and showed a large action spectrum of nitrate as a regulator of gene expression, co-ordinating for example C and N metabolism

  1. Nitrate assimilation also takes place in the roots . As mentioned, nitrate assimilation occurs in part, and in some species even mainly, in the roots. NH 4 + taken up from the soil is normally fixed in the roots. The reduction of nitrate and nitrite as well as the fixation of NH 4 + proceeds in the root cells analogously to that of the.
  2. o acids . The carbohydrates formed as the product of CO 2 assimilation are transported from the leaves via the sieve tubes to various parts of the plants. The transport forms of the carbohydrates are sucrose, sugar alcohols (e.g., sorbitol), or raffinoses, depending on the spe-cies
  3. KEGG PATHWAY: Nitrogen metabolism - Reference pathway. The biological process of the nitrogen cycle is a complex interplay among many microorganisms catalyzing different reactions, where nitrogen is found in various oxidation states ranging from +5 in nitrate to -3 in ammonia. The core nitrogen cycle involves four reduction pathways and two.
  4. e synthetase inhibitor, methionine sulphoxi
  5. Nitrate assimilation takes place in both shoot and roots, but is more active in the shoot. Absorption of nitrate ions can take place even when a much higher concentration of nitrate ions is present in the root cells than in the external solution. The initial nitrate nitrogen present in the sprouts is not appreciably utilized during culture on.
  6. Productivity of nonlegume crops depends partly on nitrate uptake and reduction. To study the nitrate assimilation pathway of plants, the herbicide chlorate has been exploited as an analog of nitrat..

Regulation Of Nitrate Assimilation Pathway Bioinformatics

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nant pathway in cells during the initial part of the light phase, while later in the life cycle, NADP-GDH becomes the preferred entry for ammonium assimilation (Tischner 1987). In S. bacillaris ammonium appears to be assimilated both via the GS/GOGAT cycle and the NADP-GDH pathway under photoautotrophic as well as under heterotrophi A strain, having a chimeric construct (pNia1::arylsulfatase gene) as a sensor of the Nia1 gene promoter activity, was transformed with a plasmid bearing the paramomycin resistance AphVIII gene to generate insertional mutants defective at regulatory steps of the nitrate assimilation pathway The pathway to organic nitrogen through assimilation represents regenerated production, while the pathway to nitrate (NO 3 −) through nitrification fuels new production and produces the.

nitrate assimilation genes NITRITE REDUCTASE (NiR) and NITRATE REDUCTASE (NIA1 and NIA2 ) and a multitude of transcription factors functioning in diverse signaling pathways [2, 7, 9-12]. According to the current model of PNR, NRT1.1 perceives nitrate triggering changes in cytoplasmi Pathways for assimilation of nitrogen sources alternative to ammonium are generally expressed only if the bacteria experience nitrogen deprivation. nitrate and nitrite assimilation, the intracellular conversion by plants and microorganisms of nitrate and nitrite int Assimilation of nitrate by plant roots leads to the generation of the signalling molecule, nitric oxide. Here Frungillo et al.show that nitric oxide fine-tunes nitrate homeostasis by feedback.

The role of nitrate reductase (NR) in the regulation of the nitrate assimilation pathway was evaluated in the yeast Hansenula polymorpha.Posttranscriptional regulation of NR in response to reduced nitrogen sources and the effect of a heterologous NR on the transcriptional regulation of nitrate‐assimilatory gene expression was examined When cultured tobacco cells are provided growth-limiting concentrations of sulfur as sulfate, the rate of development of nitrate reductase (NADH:nitrate oxidoreductase, EC 1.6.6.1) is proportional to the initial sulfate concentration. When the cells are provided growth-limiting concentrations of.

Frontiers Understanding nitrate assimilation and its

Nitrate uptake in plants is a protein-mediated process and assimilation of nitrate requires three enzyme-dependent conversions. The process was shown in Fig. 1. Driving pentose phosphate pathway can provide energy (NADPH) for nitrate assimilation and provide growth regulators and phenols needed by plants During nitrate assimilation increased demand by the chloroplast for ATP would decrease the transfer of ADP and Pi to the mitochondria restricting the rate of the cytochrome pathway. Up regulation of the alternative pathway would allow for continued upstream respiratory carbon flow under limiting adenylate conditions

Presence of a functional nitrate assimilation pathway in

Using density gradient techniques we have shown that in addition to a location within the cytoplasm all the enzymes of the pentose phosphate pathway are also present within the plastids of apical cells of pea roots. The data are discussed in relation to the hypothesis that the pentose phosphate pathway provides the NADPH for nitrite assimilation, the enzymes of which pathway have previously. The assimilatory nitrate reduction pathway results in the formation of _____, which then continues on a route to be incorporated into amino acids by the reductive amination or GS-GOGAT pathways. E. coli can use two pathways for ammonia assimilation, the reductive amination pathway or the GS-GOGAT pathway. Which of the following factors.

Four classes of nitrate reductases are known - a eukaryotic class, and three prokaryotic classes. The eukaryotic nitrate reductases are found in plants, algae and fungi, and are involved in assimilation of nitrate. They are composed of two identical subunits, and contain a CPD-8123 and an FAD prosthetic group Nitrogen catabolite repression does not account for this fact and therefore some of the components of the nitrate assimilation pathway must undergo some posttranscriptional inactivation. The e¡ect of reduced nitrogen sources on NR activity and protein was evaluated following three approaches: (1) expressing YNR1 under the MOX promoter which is.

We have cloned an 11-kbp segment of the genomic DNA of Aspergillus nidulans which complements mutations in nirA, the pathway-specific regulatory gene of the nitrate assimilation pathway. Gene disruption in the corresponding region of the nuclear DNA leads to a phenotype and a gene complementation pattern indistinguishable from that observed in. Given that metabolic pathways with taxonomically-patchy distributions can be indicative of HGT events, the eukaryotic nitrate assimilation pathway is an ideal object of investigation, as previous results revealed a patchy distribution and suggested that the nitrate assimilation cluster of dikaryotic fungi (Opisthokonta) could have been. synthetase/glutamate synthase pathway with the latter pathway predominating in nitrogen-deficient cells. Key words; Candida nitratophila, ammonium, glutamate dehydrogenase, glutamate synthase. INTRODUCTION The central role of ammonium and the initial products of its assimilation (i.e. glutamate and glutamine) in the regulation of nitrate. To understand and determine the energy-flow pathways and linkages that supply energy for nitrate assimilation in plants with C3 and C4 pathways of photosynthesis. Project Methods Background: The plants with C4 pathways of photosynthesis are believed to posses a more efficient system for carbon assimilation than those wiht C3 pathways

Given that metabolic pathways with taxonomically-patchy distributions can be indicative of HGT events, the eukaryotic nitrate assimilation pathway is an ideal object of investigation, as previous results revealed a patchy distribution and suggested. Klebsiella pneumoniae can use nitrate and nitrite as sole nitrogen sources through the nitrate assimilation pathway. We previously identified structural genes for assimilatory nitrate and nitrite reductases, nasA and nasB, respectively. We report here our further identification of four genes, nasFEDC, upstream of the nasBA genes. The nasFEDCBA genes probably form an operon. Mutational and. • Ammonia, nitrite and nitrate assimilation supply nitrogen for biosynthesis. • Ammonia assimilation can occur via glutamate dehydrogenase (GDH) or GS-GOGAT pathways. The latter is shown here. When both capabilities exist in an organism, GS-GOGAT route prevails in low ammonia conditions. • The subsystem is particularly interesting becaus Read Co‐ordination of the nitrate and nitrite assimilation, the glutathione and free radical metabolisms, and the pentose phosphate pathway in Penicillium chrysogenum, Journal of Basic Microbiology on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips

The nitrate assimilation pathway is involved in the trap

Nitrate assimilation Related Genes And Facts Bosterbi

Nitrate (anaerobic) Pathway Map. This pathway was contributed by Jeffrey P. Osborne and Joseph Planer, Manchester College. As the highest oxidation state of nitrogen and one of the reactive, or fixed, forms of nitrogen, nitrate can serve both as a source of nitrogen for growth and an electron sink. Under anaerobic conditions, nitrate. PHOTOSYNTHESIS AND CO2 ASSIMILATION GENERAL OBSERVATIONS. 20 PHOTOSYNTHESIS AND CO2 ASSIMILATION PHOTOSYNTHESIS. 21 THE C-4 PATHWAY. 27 CRASSULACEAN ACID METABOLISM (CAM) •Two steps: •nitrate to nitrite reduction - NADH importan Nitrate Assimilation. The most important source of nitrogen to plants is nitrate. It is first reduced to the level of ammonia before it can be utilized by plants. Reduction of nitrate occurs in two steps: Step 1 Reduction of Nitrate to Nitrite: The enzyme that causes the reduction is nitrate reductase

Nitrate assimilation by bacteria - PubMe

NADH and NADPH communicate redox changes between the

Nitrate assimilation - SlideShar

The Interaction Section (left) Search & Highlight. You can search for pathways, metabolites, enzymes, or BRENDA IDs in the Search & Highlight section by start typing your search term. Metabolite or reaction search starts when at least 3 characters are entered and support both, the shown label or common name (from tooltip) Given that metabolic pathways with taxonomically-patchy distributions can be indicative of HGT events, the eukaryotic nitrate assimilation pathway is an ideal object of investigation, as previous results revealed a patchy distribution and suggested one crucial HGT event The first step in this pathway, the reduction of nitrate to nitrite, is generally regarded as the rate limiting step in nitrate assimilation ( 1, 15) • The enzyme which catalyzes this reaction, nitrate reductase, is highly regulated (1,15). Nitrate reductases are soluble electron transferring proteins ( 1) Ambient nitrate switches the ammonium consumption pathway in the euphotic ocean Xianhui Sean Wan1, Hua-Xia Sheng1, Minhan Dai1, Yao Zhang1, Dalin Shi1, Thomas W. Trull2, Yifan Zhu1, Michael W. Lomas3 & Shuh-Ji Kao 1 Phytoplankton assimilation and microbial oxidation of ammonium are two critical conversion pathways in the marine nitrogen cycle Regardless of whether the LLI clade genomes encode the complete nitrate assimilation pathway or only the downstream half of the pathway , the order of the genes is conserved with one exception: In the AG-311-K21 single cell there was an apparent deletion of the transporters and molybdopterin biosynthesis genes, leaving only the nirA and narB.

A complete discussion of the nitrate assimilation pathway can be found in the plant biochemistry text on reserve for the course in the campus library. Low levels of NR exist constitutively, but the majority of the enzyme activity is induced by exposure of plants to nitrate (Lewis, 1986) Dissimilatory nitrate reduction to ammonium is an anaerobic pathway who is insensitive to NH 4 + and yields energy. The first step of the process is termed nitrate respiration because it is coupled to electron transport phosphorylation who generates ATP: (13) NO 3 − + H 2 → NO 2 − + H 2 O. Nitrate respiration is widely found among microorganisms, some of which further reduce NO 2 − to. The element nitrogen is an essential macronutrient for all living organisms. Like other microorganisms, budding yeasts (phylum Ascomycota, subphylum Saccharomycotina) have evolved a versatile enzymatic toolbox for the extraction of nitrogen from a wide array of nitrogen-containing compounds. This chapter will review our current knowledge of pathways and enzymes involved in the assimilation of.

Functionality of the heterologously expressed Moco biosynthesis pathway in S. cerevisiae was assessed by co-expressing O. parapolymorpha nitrate-assimilation enzymes, including the Moco-dependent nitrate reductase Regulates Bacterial Nitrate Assimilation of a Two-component Complex That Nitrogen Oxyanion-dependent Dissociation Microbiology: doi: 10.1074/jbc.M113.459032 originally published online September 4, 2013 J. Biol. Chem.€2013, 288:29692-29702. € Access the most updated version of this article at doi: 10.1074/jbc.M113.459032 Abstract. Heterotrophic assimilation of nitrate in roots and leaves in darkness is closely linked with the oxidative pentose phosphate pathway. The supply of glucose‐6‐phosphate to roots and chloroplasts in leaves in darkness is essential for assimilation of nitrite into amino acids. When green leaves are exposed to light, the key enzyme, glucoses‐phosphate dehydrogenase, is inhibited by. These results are taken to be indicative of a reciprocal regulatory coupling between the nitrate and sulfate assimilation pathways. When cultured tobacco cells are provided growth-limiting concentrations of sulfur as sulfate, the rate of development of nitrate reductase (NADH:nitrate oxidoreductase, EC 1.6.6.1) is proportional to the initial. nitrate assimilation in the ECS has long been studied [Chen et al., 1999, 2001; Kanda et al., 2003], few studies on nitri-fication exist. [5] This is the first report on the simultaneous determina-tion of the nitrate assimilation rate and diapycnal nitrate flux on a continental shelf. The present study used the Michaelis

Functional genomics of the regulation of the nitrate assimilation pathway in Chlamydomonas. Plant Physiol.137:522-533. PubMed. Google Scholar. 22. Gonzalez-Ballester, D., A. de Montaigu, A. Galvan, and E. Fernandez.2005. Restriction enzyme site-directed amplification PCR: a tool to identify regions flanking a marker DNA The alternative pathway for nitrate reduction could be by assimilatory reduction where nitrate was converted to ammonium and then to cells. The removal of nitrate and production of ammonium caused a rise in the pH. The initial pH of the solution was 6.9 which increased with time reaching 7.3 by the 7 th day. The expected nitrate reduction was. A few yeasts, including Hansenula polymorpha are able to assimilate nitrate and use it as nitrogen source. The genes necessary for nitrate assimilation are organised in this organism as a cluster comprising those encoding nitrate reductase (YNR1), nitrite reductase (YNI1), a high affinity transporter (YNT1), as well as the two pathway specific Zn(II)2Cys2 transcriptional activators (YNA1, YNA2) nutrient transport and assimilation, as well as carbon/nitrogen meta - bolic and regulatory pathways that enable plant growth plasticity to respond and adapt to fluctuating environments. Genetic and genomic evidence suggest that nitrate drives rapid transcriptional regulation and that nitrate signalling is uncoupled from nitrate metabolism 1,3. The assimilation of N and that of C are linked in multiple biochemical pathways and thus C and N metabolites have various cross-talk in the cell and mechanisms to regulate the flux of metabolites into the cell and cellular redox status (e.g., Turpin and Harrison 1979; Turpin 1991; Coruzzi and Bush 2001; Wang et al. 2014). Redox regulation.

Nitrogen Use Efficiency in Rice | IntechOpenMicroarray analysis of E2Fa-DPa-overexpressing plants

Nitrate Assimilation in Plants - ScienceDirec

alternative nitrate removal pathways and propose that nitrate removal in aquatic ecosystems may entail much more than denitrification and assimilation. Alternatives to respiratory denitrification Respiratory denitrification is surely an important nitrate removal pathway, but we will not discuss it in furthe Photorespiration (also known as the oxidative photosynthetic carbon cycle, or C 2 photosynthesis) refers to a process in plant metabolism where the enzyme RuBisCO oxygenates RuBP, wasting some of the energy produced by photosynthesis.The desired reaction is the addition of carbon dioxide to RuBP (carboxylation), a key step in the Calvin-Benson cycle, but approximately 25% of reactions by. The assimilatory pathways of the N-cycle (N 2 fixation and nitrate assimilation) generate ammonium that is then incorporated into the carbon skeletons to produce amino acids.However, whereas N 2 fixation is carried out by free-living or symbiotic diazotrophic prokaryotes, assimilatory nitrate reduction is a property of many species of bacteria, fungi, algae, higher plants and Archaea

Background Streptomyces griseorubens JSD-1 is a novel actinomycete isolated from soil that can utilize nitrate as its sole nitrogen source for growth and these nitrate assimilation genes active in this biotransformation are expected to be crucial. However, little is known about its genomic or genetic background related to nitrogen metabolism in this isolate. Thus, this study concentrates on. UV-B Radiation Mediated Alterations in the Nitrate Assimilation Pathway of Crop Plants 2. Kinetic Characteristics of Nitrite Reductase T. Balakumar 1, K. Sathiameena 1, V. Selvakumar 1, C. Murugu Ilanchezhian 1, K. Paliwal 1 1 Centre for Plant Biochemistry and Molecular Biology, Department of Botany, The American College, Madurai, Indi Overexpression of MdATG10 leads to enhanced nitrogen assimilation ability in apple under nitrogen deficiency stress. Activities of (a) nitrate reductase (NR), (b) nitrite reductase (NiR), (c) glutamine synthetase (GS), and (d) glutamic acid synthase (GOGAT) in the root (a-d) and leaf (e-h) of WT and transgenic plants with or without. Nitrate assimilation involves a pathway of nitrate reduction to provide the plant with the nitrogen form necessary for protein synthesis. Many pathways from N0 3 to NH3 have been proposed and reviewed (9, 27, 31, 35, 59, 5 60). However, Burstrom (9) lists the possible intermediates of nitrate reduction: H N0 3 H N02 (H NO)

Nitrogen assimilation - Wikipedi

Summary: Synthesis of nitrogen-containing biomolecules requires nitrogen in a reduced form. Plants and various fungi and bacteria are able to utilize nitrate and nitrite from the environment by reducing these nitrogen oxides to ammonium ions, which are readily metabolized into organic molecules. In Neurospora crassa, the nit-3-encoded assimilatory nitrate reductase (NADPH) passes a pair of. Synechocystis sp. strain PCC 6803 utilizes the GS-GOGAT pathway as the primary pathway of ammonia assimilation, but the presence of GDH appears to offer a selective advantage for the cyanobacterium under nonexponential growth conditions (Chavez et al, 1999). These dual pathways may be common to bacteria, cyanobacteria, algae, yeasts and fungi.

Respiration and nitrogen assimilation: targeting

The kinetics and other characteristics of nitrate reductase (NR, EC 1.6.6.1) in cowpea [Vigna unguiculata (L.) Walp.] seedlings irradiated with biologically effective UV-B radiation (280-320 nm, 3.2 W m-2 s-1) were recorded. The in vivo and in.. We have previously developed a computational protocol for inference of regulatory and signaling pathways in less-studied microbes, through mining high-throughput biological data of various types. Using a similar protocol we have constructed the nitrogen assimilation pathway in cyanobacteria Synechoccocus sp. WH8102 Alternative respiratory pathways of Escherichia coli: energetics and transcriptional regulation in response to electron acceptors. Biochim Biophys Acta 1320(3);217-34. PMID: 9230919. vantRiet68: van 't Riet J , Stouthamer AH, Planta RJ (1968). Regulation of nitrate assimilation and nitrate respiration in Aerobacter aerogenes ammonia assimilation: the use of ammonia (or ammonium ions) in the net synthesis of nitrogen-containing molecules, for example, glutamine synthetase. Synonym(s): ammonia fixatio

Regulatory Coupling of Nitrate and Sulfate Assimilation

In the karst lowlands, very low fractions of event water and even lower fractions of event NO 3-at peakflow suggested the dominance of ground water flow pathways during storms. These ground water flow pathways likely flushed stored NO 3 - sources into the stream, while deep soils in the karst lowlands also may have promoted NO 3 - assimilation Nitrate supply to Glycine resulted in decreased water use efficiency, which can be explained by greater transpiration (E), indicating greater water consumption, as already observed in Manihot esculenta [31]. In addition, Glycine with nitrate had reduced carbon assimilation rate (Anet), carboxylation efficiency of the Ru

Unique status of NIA2 in nitrate assimilatio

Enzyme Redundancy and the Importance of 2-Oxoglutarate inPlants | Free Full-Text | Nitrogen Assimilation, AbioticBiochemistry _ amino acid oxidationPPT - Plant Nitrogen Assimilation and Use Efficiency