Results 11 to 20 of about 91,004 (324)

The glutamine synthetase gene family in Populus [PDF]

open access: yesBMC Plant Biology, 2011
Background Glutamine synthetase (GS; EC: 6.3.1.2, L-glutamate: ammonia ligase ADP-forming) is a key enzyme in ammonium assimilation and metabolism of higher plants.
Cánovas Francisco M   +5 more
doaj   +3 more sources

A revised view on the evolution of glutamine synthetase isoenzymes in plants. [PDF]

open access: hybridPlant J, 2022
Valderrama-Martín JM   +6 more
europepmc   +3 more sources

Differential inhibition of adenylylated and deadenylylated forms of M. tuberculosis glutamine synthetase as a drug discovery platform. [PDF]

open access: yesPLoS ONE, 2017
Glutamine synthetase is a ubiquitous central enzyme in nitrogen metabolism that is controlled by up to four regulatory mechanisms, including adenylylation of some or all of the twelve subunits by adenylyl transferase.
A Theron   +9 more
doaj   +1 more source

Glutamine Synthetase Sensitivity to Oxidative Modification during Nutrient Starvation in Prochlorococcus marinus PCC 9511. [PDF]

open access: yesPLoS ONE, 2015
Glutamine synthetase plays a key role in nitrogen metabolism, thus the fine regulation of this enzyme in Prochlorococcus, which is especially important in the oligotrophic oceans where this marine cyanobacterium thrives.
Guadalupe Gómez-Baena   +4 more
doaj   +1 more source

Licensing instead of fueling: Glutamine synthetase promotes mitotic progression via a non-metabolic mechanism

open access: yesVisualized Cancer Medicine, 2023
A recent report published in Nature Metabolism identified that glutamine synthetase (GS), the only enzyme in mammals to produce glutamine from glutamate, can directly control cancer cell mitosis by governing the APC/C complex via a metabolism-independent
Zhao Jiang-Sha   +3 more
doaj   +1 more source

Investigating the role of GLUL as a survival factor in cellular adaptation to glutamine depletion via targeted stable isotope resolved metabolomics

open access: yesFrontiers in Molecular Biosciences, 2022
Cellular glutamine synthesis is thought to be an important resistance factor in protecting cells from nutrient deprivation and may also contribute to drug resistance.
Șafak Bayram   +10 more
doaj   +1 more source

Regulation of synthesis of glutamine synthetase by adenylylated glutamine synthetase. [PDF]

open access: yesProceedings of the National Academy of Sciences, 1975
We have examined three mutants of Klebsiella aerogenes whose genetic lesions (glnB, glnD, and glnE) are in loci unlinked to the structural gene for glutamine sythetase (glnA) and in which the control of both the level and state of adenylylation of glutamine synthetase is altered. Each mutation alters a different component of the adenylylation system of
F, Foor, K A, Janssen, B, Magasanik
openaire   +2 more sources

Astrocytes and Glutamine Synthetase in Epileptogenesis [PDF]

open access: yesJournal of Neuroscience Research, 2018
AbstractThe cellular, molecular, and metabolic mechanisms that underlie the development of mesial temporal lobe epilepsy are incompletely understood. Here we review the role of astrocytes in epilepsy development (a.k.a. epileptogenesis), particularly astrocyte pathologies related to: aquaporin 4, the inwardly rectifying potassium channel Kir4.1 ...
Tore Eid   +3 more
openaire   +2 more sources

Ammonia promotes the proliferation of bone marrow-derived mesenchymal stem cells by regulating the Akt/mTOR/S6k pathway

open access: yesBone Research, 2022
Ammonia plays an important role in cellular metabolism. However, ammonia is considered a toxic product. In bone marrow-derived mesenchymal stem cells, multipotent stem cells with high expression of glutamine synthetase (GS) in bone marrow, ammonia and ...
Yu Liu   +12 more
doaj   +1 more source

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