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*  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
*  The time course of the transcriptomic response of Sinorhizobium meliloti1021 following a shift to acidic pH | BMC Microbiology ...
Obviously, the response to acidic pH is not based on a few specific genes, but involves whole sets of genes associated with ... Other responding functional groups of genes mainly belonged to nitrogen uptake and metabolism (amtB, nrtB, nirB, nirD), ... While the genes of the exopolysaccharide I biosynthesis (exoY, exoQ, exoW, exoV, exoT, exoH, exoK exoL, exoO, exoN, exoP) were ... It was shown that the short term response to acidic pH stress does not result in a simple induction or repression of genes, but ...
  https://bmcmicrobiol.biomedcentral.com/articles/10.1186/1471-2180-9-37
*  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 ...
  https://www.mdpi.com/1420-3049/22/12/2126
*  Effects of high temperature on photosynthesis and related gene expression in poplar | BMC Plant Biology | Full Text
Genome-wide gene expression analysis at six hours of heat stress identified 29,896 differentially expressed genes (15,670 up- ... These interact with each other and regulate the expression of photosynthesis-related genes in response to heat stress, ... This study provides a systematic physiological and global gene expression profile of the poplar photosynthetic response to heat ... Nitrate signals determine the sensing of nitrogen through differential expression of genes involved in nitrogen uptake and ...
  https://bmcplantbiol.biomedcentral.com/articles/10.1186/1471-2229-14-111
*  Effect of light and prey availability on gene expression of the mixotrophic chrysophyte, Ochromonas sp. | BMC Genomics | Full...
... of genes, including the majority of genes involved in major carbon and nitrogen metabolic pathways. Genes coding for ... Algae without HKB upregulated their expression of genes coding for ammonium transporters, implying uptake of inorganic nitrogen ... The availability of light led to a differential expression of only 8% of genes in the transcriptome. A number of genes ... We studied the effect of light and bacteria on growth and gene expression of a predominantly phagotrophic Ochromonas species. ...
  https://bmcgenomics.biomedcentral.com/articles/10.1186/s12864-017-3549-1
*  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
*  cTFbase: a database for comparative genomics of transcription factors in cyanobacteria | BMC Genomics | Full Text
The high variance on the gene number and domain organization would be related to their diverse biological functions and their ... of the extensively studied TF that mediates global nitrogen control and regulates many genes involved in nitrogen assimilation ... Aichi M, Takatani N, Omata T: Role of NtcB in activation of nitrate assimilation genes in the cyanobacterium Synechocystis sp. ... was identified to activate nitrate assimilation [14]. In order to make all the putative TFs in cyanobacteria available to the ...
  https://bmcgenomics.biomedcentral.com/articles/10.1186/1471-2164-8-104
*  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
*  Genomic Encyclopedia of Type Strains of the Genus Bifidobacterium | Applied and Environmental Microbiology
... which is predicted to be involved in nitrogen assimilation (63). Interestingly, the genetic locus encompassing the nitrite ... a flavodoxin-encoding gene, and a gene encoding an ABC-type nitrate/nitrite porter. Other intriguing bifidobacterial metabolic ... Once cas genes were identified, the universal cas1 gene, in combination with the signature genes for type I, type II, and type ... HGT events encompassing genes involved in carbohydrate metabolism and transport include genes encoding key enzymes such as GHs ...
  https://aem.asm.org/content/80/20/6290?ijkey=a303f205d57049bddd22fbddd521812bbcada9f9&keytype2=tf_ipsecsha
*  Genome sequencing of Sporisorium scitamineum provides insights into the pathogenic mechanisms of sugarcane smut | BMC Genomics ...
... gene clusters that are involved in the generation of ferrichrome and ferrichrome A, while the terpenes gene cluster is composed ... This phytopathogen can utilize a wide range of carbon and nitrogen sources. A reduced set of genes encoding plant cell wall ... There are 192 virulence associated genes in the genome of S. scitamineum, among which 31 expressed in all the stages, which ... of three unknown function genes and seven biosynthesis related genes. As a destructive pathogen to sugar industry, the S. ...
  https://bmcgenomics.biomedcentral.com/articles/10.1186/1471-2164-15-996
*  Frontiers | BASIC AMINO ACID CARRIER 2 gene expression modulates arginine and urea content and stress recovery in Arabidopsis...
The BAC2 carrier is therefore involved in controlling the balance of arginine and arginine-derived metabolites and its ... The Arabidopsis nuclear gene BASIC AMINO ACID CARRIER 2 (BAC2) encodes a mitochondria-located carrier that transports basic ... The Arabidopsis nuclear gene BASIC AMINO ACID CARRIER 2 (BAC2) encodes a mitochondria-located carrier that transports basic ... The expression of genes encoding stress-related transcription factors, arginine metabolism enzymes, and transporters is ...
  https://www.frontiersin.org/articles/10.3389/fpls.2014.00330/full
*  Frontiers | Diurnal changes in active carbon and nitrogen pathways along the temperature gradient in Porcelana hot spring...
The active transcription of the genes involved in these C-fixation pathways correlated with high in situ determined carbon ... In situ measurements of ammonia assimilation and nitrogen fixation (exclusively attributed to Cyanobacteria and mostly to ... Reads indicated that denitrification was present as a nitrogen sink at all temperatures and that dissimilatory nitrate ... The active transcription of the genes involved in these C-fixation pathways correlated with high in situ determined carbon ...
  https://www.frontiersin.org/articles/10.3389/fmicb.2018.02353/abstract
*  Frontiers | Systems analysis of transcriptome data provides new hypotheses about Arabidopsis root response to nitrate...
Integrative gene network analysis uncovered relationships between nitrate-responsive genes and eleven highly co-expressed gene ... Integrative gene network analysis uncovered relationships between nitrate-responsive genes and eleven highly co-expressed gene ... Global regulation of gene expression by nitrate depends largely on the experimental context. However, despite significant ... Global regulation of gene expression by nitrate depends largely on the experimental context. However, despite significant ...
  https://www.frontiersin.org/articles/10.3389/fpls.2014.00022/full
*  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/
*  Transcription Factor-Based Genetic Engineering to Increase Nitrogen Use Efficiency | SpringerLink
However, owing to the large number of genes and metabolic pathways involved in... ... Increasing nitrogen use efficiency (NUE) in crops is a hurdle that needs to be cleared in order to improve crop yields. ... Nitrate Nitrogen uptake Nitrogen use efficiency Nitrogen utilization Transcription factor Abbreviations. GOGAT. Glutamine ... Introduction of the ZmDof1 gene into rice enhances carbon and nitrogen assimilation under low-nitrogen conditions. Plant ...
  https://link.springer.com/chapter/10.1007%2F978-3-319-92958-3_3
*  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
*  Iron Deprivation in Synechocystis: Inference of Pathways, Non-coding RNAs, and Regulatory Elements from Comprehensive...
In contrast to nitrogen assimilation, genes encoding proteins involved in the uptake of inorganic carbon, such as CmpABCD, ... Genes for transport (nrtABC, sll1450-sll1452) and reduction of nitrate (nirA, slr0898), as well as two genes encoding glutamine ... As expected, genes encoding proteins involved in iron transport, as well as other genes involved in the adaptation to iron ... Genes encoding proteins involved in nitrogen transport and assimilation were positively regulated during all measured times ( ...
  http://www.g3journal.org/content/2/12/1475
*  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
*  Obligate biotrophy features unraveled by the genomic analysis of rust fungi | PNAS
Although the enzymes of the NH4+ assimilation pathway were identified, several genes involved in nitrate assimilation were ... impaired nitrogen and sulfur assimilation pathways, and expanded families of amino acid and oligopeptide membrane transporters ... the nitrate/nitrite porter and the nitrite reductase are missing from the nitrate assimilation gene cluster found in other ... 2007) Horizontal transfer of a nitrate assimilation gene cluster and ecological transitions in fungi: a phylogenetic study. ...
  https://www.pnas.org/content/108/22/9166.full
*  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 | Nitrate Storage and Dissimilatory Nitrate Reduction by Eukaryotic Microbes | Microbiology
This review article provides an unprecedented overview of nitrate storage and dissimilatory nitrate reduction by diverse marine ... This review article provides an unprecedented overview of nitrate storage and dissimilatory nitrate reduction by diverse marine ... indicating that intracellular nitrate pools vastly exceed porewater nitrate pools. The relative contribution by foraminifers to ... indicating that intracellular nitrate pools vastly exceed porewater nitrate pools. The relative contribution by foraminifers to ...
  https://www.frontiersin.org/articles/10.3389/fmicb.2015.01492/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