nitrogenase


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nitrogenase

[nī′trä·jə‚nās]
(biochemistry)
An enzyme that catalyzes a six-electron reduction of N2 in the process of nitrogen fixation.
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References in periodicals archive ?
Arnone JA, Kohls SJ, Baker DD (1994) Nitrate effects on nodulation and nitrogenase activity of actinorhizal Casuarina studied in split-root systems.
The researchers noted that a chemical compound, acetylene, blocks the activity of nitrogenase.
Prokaryotes with nitrogenase activity (NA) and capable of nitrogen fixation are often found in association with plants (Evans and Burris, 1992).
The team found that these bacteria make an enzyme, called nitrogenase, that's critical to the nitrogen-fixing process.
The genetically modified commercial strain (RMBPC-2) has genes added that regulate nitrogenase enzyme (for nitrogen fixation) along with genes that increase the organic acid delivered from the plant to the nodule bacterium.
Following the obligatory introductory chapters on the solution chemistry of metal ions, coordination chemistry, biochemistry, and physical methods, the author develops four topical chapters that include oxygen-binding proteins and models, copper enzymes, nitrogenase, and metals in medicine.
Carbon dioxide reduction and nitrogenase activity in organo- molybdenum microstructures.
But a select few bacteria have evolved the secret of how to pull it right out of the air all the time, by means of nitrogenase enzymes.
Oxidation activity of molecular nitrogen by perocomplexes of Mo, modelling the active centre of alternative nitrogenase.
Strains P-solubilization Auxin Nitrogenase ([micro]g P production activity [ml.