*  NIR - Ferredoxin--nitrite reductase, chloroplastic precursor - Spinacia oleracea (Spinach) - NIR gene & protein
... assimilation). This protein is involved in the pathway nitrate reduction (assimilation), which is part of Nitrogen metabolism. ... View all proteins of this organism that are known to be involved in the pathway nitrate reduction (assimilation) and in ... help/gene_ontology' target='_top'>More...,/a>,/p>GO - Biological processi. *nitrate assimilation Source: UniProtKB-UniPathway ... p>This section provides information on the expression of a gene at the mRNA or protein level in cells or in tissues of ...
  http://www.uniprot.org/uniprot/P05314
*  Molecules | Free Full-Text | Biochemical, Physiological and Transcriptomic Comparison between Burley and Flue-Cured Tobacco...
Expression of genes involved in carbon fixation, glucose and starch biosynthesis, nitrate translocation and assimilation were ... and low capacity of nitrogen assimilation and translocation might lead to nitrate accumulation in burley tobacco. ... Nitrate is a principle precursor of tobacco-specific nitrosamines. Nitrate content in burley tobacco was significantly higher ... but higher nitrate content. Burley tobacco required six-fold more nitrogen fertilizers than flue-cured tobacco, but both ...
  http://www.mdpi.com/1420-3049/22/12/2126/xml
*  ORBi: Browsing ORBi
... many genes were involved in nitrate assimilation. Our data suggest that the growth arrest observed upon E2Fa-DPa overexpression ... of E2Fa-DPa-overexpressing plants uncovers a cross-talking genetic network between DNA replication and nitrogen assimilation. ... mainly involved in DNA replication. Secondarily induced genes encoded proteins involved in cell wall biosynthesis, ... A trans-acting mutation in a gene involved in glucose transport could thus explain this mutant phenotype. [less ▲] ...
  http://orbi.ulg.ac.be/browse?type=type&sort_by=1&order=DESC&rpp=100&etal=3&value=%23A00&offset=38100
*  Plants | Free Full-Text | Regulation by Light of Chemotaxis to Nitrite during the Sexual Life Cycle in Chlamydomonas...
The data suggest that chemotaxis events appear to be specific and independent of those involved in nitrate assimilation. Unlike ... The Nia1nit2 mutant with defects in genes encoding the nitrate reductase and regulatory protein NIT2 respectively was found to ... removal of nitrogen from the medium and light. Comparative analysis of wild-type and RNAi strains with reduced level of ... The studies revealed individual elements of the phototropin-dependent signal transduction pathway involved in the blue-light- ...
  http://mdpi.com/2223-7747/3/1/113/htm
*  Microarray analysis of E2Fa-DPa-overexpressing plants uncovers a cross-talking genetic network between DNA replication and...
Most remarkable is the induction of genes involved in nitrogen assimilation, such as nitrate reductase (NIA2), glutamine ... MTN3 and a nodulin-like gene), and the down-regulation of genes involved in sulfur assimilation (two different genes encoding ... The altered expression of genes involved in nitrogen assimilation and metabolism in the E2Fa-DPa transgenic plants might ... A large number of metabolic genes were modified as well, among which, surprisingly, many genes were involved in nitrate ...
  http://jcs.biologists.org/content/116/20/4249
*  Publications - Dr Brian Robertson
... controlling genes involved in nitric oxide detoxification and intracellular survival instead of genes involved in nitrogen ... little is known about the genes and pathways responsible for nitrogen assimilation in M. tuberculosis. In this study we have ... highlighting several significant areas of metabolic change during nitrogen limitation such as nitrate/nitrite metabolism, ... We identify GlnR as a regulator involved in the nitrogen response, controlling the expression of at least 33 genes in response ...
  http://www.imperial.ac.uk/people/b.robertson/?respub-action=citation.html&id=733933&noscript=noscript
*  Phylogenetic Diversity and Metabolic Potential Revealed in a Glacier Ice Metagenome
The abundance of genes involved in nitrogen metabolism (1.3%) in the glacial metagenome was in the range of the values ... The presence of these genes in the glacial ice metagenome implied that assimilation and respiration of inorganic nitrogen ... Nevertheless, the capability of growth under anaerobic conditions was indicated by genes involved in dissimilatory nitrate/ ... but dissimilatory and assimilatory nitrate/nitrite reduction was found. In addition, genes involved in assimilatory sulfate ...
  http://pubmedcentralcanada.ca/pmcc/articles/PMC2786415/
*  Frontiers | Diversity and Metabolic Potentials of Subsurface Crustal Microorganisms from the Western Flank of the Mid-Atlantic...
Other genes in the assimilatory nitrate reduction (nitrate reductase, NasA) and ammonia assimilation pathways (glutamine ... To determine the metabolic potentials of the microorganisms in NP basalts involved in carbon, nitrogen, hydrogen, and iron ... Genes coding for energy metabolism involved in hydrocarbon degradation, dissimilatory nitrate reduction to ammonium, ... which showed a relatively low abundance of iron-related genes. In total, genes involved in Fe3+ uptake were always the most ...
  https://www.frontiersin.org/articles/10.3389/fmicb.2016.00363/full
*  Frontiers | Ammonium and Urea Transporter Inventory of the Selaginella and Physcomitrella Genomes | Plant Science
Our phylogenetic analysis revealed that the number of genes encoding urea transporters underwent a progressive reduction during ... Our phylogenetic analysis revealed that the number of genes encoding urea transporters underwent a progressive reduction during ... Ammonium and urea are important nitrogen sources for autotrophic organisms. Plant genomes encode several families of specific ... Ammonium and urea are important nitrogen sources for autotrophic organisms. Plant genomes encode several families of specific ...
  https://www.frontiersin.org/articles/10.3389/fpls.2012.00062/full
*  Gametogenesis in the Chlamydomonas reinhardtii minus Mating Type Is Controlled by Two Genes, MID and MTD1 | Genetics
1999), NRT2;1-encoding nitrate transporters (Quesada et al. 1994), and NIT2, a positive regulator of nitrate-assimilation genes ... An early activation of MID transcription after nitrogen removal, and its sequence similarity to plant RWP-RK proteins involved ... The fact that many of the genes involved in the N-adaptation program are expressed prior to most of the genes involved in the ... One protein is the gene product of the nitrate assimilation regulatory gene NIT2 (Schnell and Lefebvre 1993; Galvan and F ...
  http://www.genetics.org/content/176/2/913
*  Protocols and Video Articles Authored by Anthony J. Miller
... as well as a particular regulation by the nitrate assimilation regulatory gene Nit2. One gene, Nar1.2, was strongly carbon- ... AtNAR2.1 is also involved in the repression of LR initiation in response to high ratios of sucrose to nitrogen in the medium. ... These genes encode part of a two-component nitrate high-affinity transport system (HATS). As the Arabidopsis NRT2 gene family ... 2007 , Pubmed ID: 17351248 Soil nitrogen (N) is available to rice crops as either nitrate or ammonium, but only nitrate can be ...
  https://www.jove.com/author/Anthony++J._Miller
*  Frontiers | Piriformospora indica: Potential and Significance in Plant Stress Tolerance | Microbiology
Nevertheless, it can also be involved in a more complex symbiotic relationship, such as tripartite symbiosis and can enhance ... Nevertheless, it can also be involved in a more complex symbiotic relationship, such as tripartite symbiosis and can enhance ... P. indica-mediated stimulation in antioxidant defense system components and expressing stress-related genes can confer crop/ ... P. indica-mediated stimulation in antioxidant defense system components and expressing stress-related genes can confer crop/ ...
  https://www.frontiersin.org/articles/10.3389/fmicb.2016.00332/full
*  Frontiers | Putting the N in dinoflagellates | Microbiology
Nitrogen is required for the synthesis of amino acids, nucleic acids, chlorophylls, and toxins, and thus changes in the ... Nitrogen is required for the synthesis of amino acids, nucleic acids, chlorophylls, and toxins, and thus changes in the ... For example, high nitrogen concentration is correlated with rampant cell division resulting in the formation of the algal ... For example, high nitrogen concentration is correlated with rampant cell division resulting in the formation of the algal ...
  https://www.frontiersin.org/articles/10.3389/fmicb.2013.00369/full
*  AT1G19200 protein (Arabidopsis thaliana) - STRING network view
... involved in the regulation of fatty acid synthesis by phosphorylation of acetyl-CoA carboxylase and in assimilation of nitrogen ... of fatty acid synthesis by phosphorylation of acetyl-CoA carboxylase and in assimilation of nitrogen by phosphorylating nitrate ... Proteins whose genes are observed to be correlated in expression, across a large number of experiments. ... involved in the regulation of fatty acid synthesis by phosphorylation of acetyl-CoA carboxylase and in assimilation of nitrogen ...
  https://string-db.org/cgi/network.pl?identifier=3702.AT1G19200.1
*  Protocols and Video Articles Authored by Rebekah B. Guevara
... showed that the higher NUE in SRG-200 genotype is associated with higher transcript levels for the genes involved in nitrate ... which is the primary factor controlling nitrogen assimilation in green tissue. Altering GNC and CGA1 expression was also found ... Jan, 2013 , Pubmed ID: 22935613 Genes involved in the planar cell polarity (PCP) signaling pathway are essential for a number ... For molecular study, a 436-bp region of the 16S rDNA gene and a 453-bp region of the cytochrome oxidase I (COI) gene from ...
  https://www.jove.com/author/Rebekah+B._Guevara
*  Remodeling of intermediate metabolism in the diatom Phaeodactylum tricornutum under nitrogen stress | Proceedings of the...
... we knocked down the gene encoding for nitrate reductase, a key enzyme required for the assimilation of nitrate. The strain ... Changes in transcript abundance of genes involved in carbon and nitrogen metabolism pathways between nitrogen-stressed and - ... Nitrate Reductase Knockout Uncouples Nitrate Transport from Nitrate Assimilation and Drives Repartitioning of Carbon Flux in a ... genes in each category (Fig. S2 and Dataset S1). This analysis revealed that genes related to nitrogen assimilation and the ...
  http://www.pnas.org/content/112/2/412.full
*  KAKEN - Research Projects | Molecular Basis for Organization of Photosynthetic Functions through Plant Body (KAKENHI-PROJECT...
... in Photosynthesis'Regulation of Partitioning of Nitrogen into Machinery for Carbon and Nitrogen Assimilation through Gene ... Publications] Y. Ikeda: 'Sucrose and cytokinin modulation of WPK4, a gene encoding an SNF1 family protein kinase involved in ... Publications] T. Kiba: 'Differential expression of genes for response regulators in response to cytokinins and nitrate in ... Publications] Sakakibara, H., Sugiyama, T.et al.: 'His-Asp phosphotransfer possibly involved in a nitrogen signal transduction ...
  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-09274102/
*  Profile - Bertrand Hirel - PlaNNet
Glutamine and a-ketoglutarate are metabolite signals involved in nitrate reductase gene transcription in untransformed and ... In: Plant Nitrogen. INRA Springer Eds. pp 79-99.. 18 - Brugière N., Suzuki A, Hirel B. 2001. Ammonium Assimilation In: Nitrogen ... Nitrogen assimilation in roots. Ann. Rev. Plant Physiol. 36 : 345-365.. 24 - Hoarau J., Hirel B., Nato A., 1986 - A new ... Variation in nitrate uptake and assimilation between two ecotypes of Lotus japonicus L. and their recombinant inbred lines. ...
  http://plannet-rcn.org/profile-bertrand-hirel/
*  UniProt/SWISS-PROT: NIRB ECOLI
Nitrogen metabolism; nitrate reduction (assimilation). CC -!- SUBUNIT: Homodimer which associates with NirD. CC -!- SIMILARITY ... Ontology (10) GO (10) Chemical reaction (1) KEGG ENZYME (1) Gene (4) KEGG ORTHOLOGY (1) KEGG GENES (2) NCBI-Gene (1) Protein ... location of bases involved in discrimination RT between FNR and CRP."; RL Nucleic Acids Res. 17:3865-3874(1989). RN [2] RP ... DR GO; GO:0042128; P:nitrate assimilation; IEA:UniProtKB-UniPathway. DR Gene3D; 3.50.50.60; -; 1. DR InterPro; IPR007419; BFD- ...
  http://www.genome.jp/dbget-bin/www_bget?sp:NIRB_ECOLI
*  Nitric oxide signalling functions in plant-pathogen interactions - Romero-Puertas - 2004 - Cellular Microbiology - Wiley Online...
Guo, F.Q., Okamoto, M., and Crawford, N.M. (2003) Identification of a plant nitric oxide synthase gene involved in hormonal ... This protein has a fundamental role in nitrogen assimilation and produces NO when photosynthetic activity is absent or ... Desikan, R., Griffiths, R., Hancock, J., and Neill, S. (2002) A new role for an old enzyme: nitrate reductase-mediated nitric ... Van der Biezen, E.A., and Jones, J.D. (1998) Plant disease-resistance proteins and the gene-for-gene concept. Trends Biochem ...
  http://onlinelibrary.wiley.com/doi/10.1111/j.1462-5822.2004.00428.x/full
*  Metabolism of halophilic archaea | SpringerLink
... nitrogen sources because they posess gene sets required for urea conversion as well as for nitrate and ammonia assimilation ( ... 4, Supplementary Material S4). The latter is derived from GTP by a series of reactions involving folE, folB, and folK genes; ... In contrast, few ß-oxidation genes are present in H. salinarum (12 genes) and H. walsbyi (6 genes). In accordance to these ... genes, gene products, and transcripts of the arcRACB gene cluster. J Bacteriol 178:4942-4947PubMedGoogle Scholar ...
  https://link.springer.com/article/10.1007%2Fs00792-008-0138-x
*  Efficacy of natural aluminosilicates in moderating drought effects on the morphological and physiological parameters of maize...
Regulation of maize leaf nitrate reductase activity involves both gene expression and protein phosphorylation. Plant Physiol. ... product of the nitrogen assimilation pathway (Downs et al., 1993). Water deficits induce an abrupt reduction in the uptake and ... Nitrate reductase (NR) activity levels and the nitrogen content in the leaves and roots of both groups (ATN and control) are ... Foliar and fine root nitrate reductase activity in seedling of four forest tree species in relation to nitrogen availability. ...
  http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-95162012000100010&lng=pt&nrm=iso&tlng=en
*  Frontiers | Physiological and Metagenomic Analyses of Microbial Mats Involved in Self-Purification of Mine Waters Contaminated...
In turn, a comparison of functional genes revealed that the biofilm formation and heavy metal resistance functions are more ... Functional (culture-based) and metagenome (sequence-based) analyses showed that bacteria involved in immobilization of heavy ... Functional (culture-based) and metagenome (sequence-based) analyses showed that bacteria involved in immobilization of heavy ... This observation is supported by the fact that in KOW metagenomic DNA, the number of genes from the nitrogen fixation subsystem ...
  https://www.frontiersin.org/articles/10.3389/fmicb.2016.01252/full
*  Arnold J. Bloom, Faculty, Department of Vegetable Crops and Weed Science Program
... reduction of nitrate; to nitrite, the first step of nitrate assimilation. Rising atmospheric levels of CO2 decrease ... Bloom AJ (1997) Nitrogen as a limiting factor: crop acquisition of ammonium and nitrate. In: Jackson LE (ed) Agricultural ... Foyer CH, Bloom AJ, Queval G, Noctor G (2009) Photorespiratory metabolism: genes, mutants, energetics, and redox signaling. ... One mechanism responsible for this inhibition involves photorespiration. Photorespiration, contrary to popular opinion, is not ...
  http://www.plantsciences.ucdavis.edu/Faculty/bloom/bloom.htm
*  Toxins | Free Full-Text | Impact of Nitrogen Sources on Gene Expression and Toxin Production in the Diazotroph...
Quantification of intra- and extracellular toxin content in cultures at early stages of growth under nitrate, ammonium, urea ... whose flanking genes are target for nitrogen (N) regulation. It is not yet known how or if toxin biosynthetic genes are ... Here we show that binding boxes for NtcA, the master regulator of N metabolism, are located within both gene clusters as ... Overall, the constant biosynthesis of toxins and expression of the putative toxin-biosynthesis genes supports the usage of qPCR ...
  http://www.mdpi.com/2072-6651/6/6/1896/htm