Nitrite Reductase
The Enzyme Mechanism of Nitrite Reductase Studied at Single-Molecule Level
... I n the past few years, single-enzyme studies have revealed numerous hidden aspects of enzyme behavior (1). The huge potential of these studies to unravel the intricate kinetics and precise workings of enzymes, which are ...
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Influence of Boron and Zinc on Nitrate and Nitrite Reductase Activity in Roots and Leaves, and Sulfur Containing Amino Acids, Protein and Oil Content in Seeds of Soybean [GLYCINE MAX (L.) Merr.]
... nitrate reductase (NR), nitrite reductase (NiR) activities in roots and leaves, and sulfur containing amino acids, ...nitrate reductase (NR) and nitrite reductase (NiR) activity ...
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Effect of the Inorganic Nitrogen Source in the Expression of Nitrite Reductase (NirA) in Thermosynechococcus elongatus BP 1
... of nitrite reductase (denoted as Nir or NirA) and sulphite reductase (Sir) from several bacteria, cyanobacteria and higher plants: Nir from My- cobacterium tuberculosis (GenBank ...
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A Random-Sequential Mechanism for Nitrite Binding and Active Site Reduction in Copper-containing Nitrite Reductase
... copper-containing nitrite reductase (NiR) contains one type-1 and one type-2 copper center per ...where nitrite is reduced to nitric ...and nitrite on the turnover rate in the presence of ...
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Substitution of Nitrite Reductase of Thermosynechococcus elongatus BP 1 by the Homologous Gene of Phormidium laminosum
... Although data are insufficient to confirm it, the results point towards the differences in nirA thermostability be- tween P. laminosum and T. elongatus BP-1. Considering that P. laminosum (which shows optimal growth at ...
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Enzymatic function of hemoglobin as a nitrite reductase that produces NO under allosteric control
... a nitrite reductase, with maximal NO generation rates occurring near the oxy-to-deoxy (R-to-T) allosteric structural transition of the ...of nitrite reduction by Hb deviates from second- order ...
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AND KINETIN ON NITRATE REDUCTASE AND NITRITE REDUCTASE IN THE LEAVES OF A TREE LEGUME (PARK/A JAVANICA MERR.)
... Effect of temperature variation on in vivo nitrate reductase activity in the leaves of control plants and in those sprayed once with optimum concentration of each plant hormone.. [r] ...
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Complete genome sequence of the chromate-reducing bacterium Thermoanaerobacter thermohydrosulfuricus strain BSB-33
... NAD(P)H-nitrite reductase, NADH:ubiquinone oxidoreductase (H(+) translocating) Table 1 Classification and general features of Thermoanaerobacter thermohydrosulfuricus BSB-33 according to ...
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Rhizosphere microorganisms can influence the timing of plant flowering
... Relative abundance of genes involved in N cycling ( e amo A, ammonia oxidation; f nif H, N fixation; g nir K, nitrite reductase; h nos Z, nitrous oxide reductase) in soil samples of Wt a[r] ...
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Migraines Are Correlated with Higher Levels of Nitrate-, Nitrite-, and Nitric Oxide-Reducing Oral Microbes in the American Gut Project Cohort
... nitrate-, nitrite-, and nitric oxide-reducing oral microbes in the American Gut Project Cohort based on analysis of rRNA amplicon sequences and matching them to known ...(nitrate reductase, nitrite ...
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Functional properties of myoglobins from five whale species with different diving capacities
... of nitrite reduction and hydrogen peroxide removal of the muscle ...given nitrite concentration, the nitrite reductase activity coupled with the high Mb concentration would increase NO ...
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Role of Nitrite in Tumor Growth, Symbiogenetic Evolution of Cancer Cells, and China’s Successes in the War against Cancer
... of nitrite and a low oxygen-fugacity micro-environment that permits anaero- bic ammonium ...oxidation. Nitrite reductase has been de- tected in the mitochondrial fraction from denitrifying ...
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Biochemical and mutant analysis of nitrite reduction in barley
... of nitrite reductase activity. Whether nitrate , or nitrite produced as a result of nitrate reduction is the true inducer of nitrite reductase is ...unclear. Nitrite induces ...
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SHORT COMMUNICATION A CORRELATIVE ANALYSIS OF OXALATE DEGRADATION AND EARLY NITRATE ASSIMILATION IN GRAIN SORGHUM GROWN UNDER SODIUM CHLORIDE STRESS
... nitrate reductase activity could be due to decrease in nitrate (Table 1) which in turn might be due to interference in nitrate uptake by nitrate ...nitrate reductase in NaCl stress (Solomonson and Barber ...
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Identification and characterization of the nitrate assimilation genes in the isolate of Streptomyces griseorubens JSD-1
... To investigate the location of these nitrate assimila- tion proteins in nitrogen metabolic pathway, a search was carried out in the KEGG database. Inferred from the KEGG map (Figure 3), nitrate reductase (EC ...
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Transcriptome and key genes expression related to carbon fixation pathways in Chlorella PY-ZU1 cells and their growth under high concentrations of CO2
... nitrate reductase and nitrite reductase increased, nitrate ions absorbed by microalgae were immediately catalyzed to nitrite ions and then to ammonia through a series of reduction reactions to ...
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Influence of copper on expression of nirS, noRrB and nosZ and the transcription and activity of NIR, NOR and N₂O in the denitrifying soil bacteria Pseudomonas stutzeri
... We examined the effects of increasing Cu concentrations on the transcription and activity of nitrite reductase (NIR), nitric oxide reductase (NOR) and N 2 OR in Pseudomonas stutzeri grow[r] ...
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Nitrate Assimilation in Chlamydomonas
... nitrate reductase (NR) and nitrite reductase (NiR) (46, 65), which subsequently changed to the transport step, providing nitrate to the cells and constituting a versatile point of nutrient ...
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Awareness of Oral Hygiene Practices among Patients Visiting the Department of Conservative Dentistry in UCMS
... nitrite test is a possible indicator that a microorganism is resistant to the first and third generation of cephalosporins. This observation however was not consistently corroborated by the few other small sample ...
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Optimizing the process of nitrite measurement
... The nitrite in the salt is added in different concentrations. These nitrite concentrations have to be measured in order to ensure that these concentrations satisfy the specific customer ...of nitrite ...
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