Results 21 to 30 of about 761,638 (295)

Novel Substrates for Kinases Involved in the Biosynthesis of Inositol Pyrophosphates and Their Enhancement of ATPase Activity of a Kinase

open access: yesMolecules, 2021
IP6K and PPIP5K are two kinases involved in the synthesis of inositol pyrophosphates. Synthetic analogs or mimics are necessary to understand the substrate specificity of these enzymes and to find molecules that can alter inositol pyrophosphate synthesis.
Raja Mohanrao   +5 more
doaj   +1 more source

Characterization of three vasopressin receptor 2 variants: an apparent polymorphism (V266A) and two loss-of-function mutations (R181C and M311V). [PDF]

open access: yes, 2013
Arginine vasopressin (AVP) is released from the posterior pituitary and controls water homeostasis. AVP binding to vasopressin V2 receptors (V2Rs) located on kidney collecting duct epithelial cells triggers activation of Gs proteins, leading to increased
Armstrong, Stephen P   +4 more
core   +6 more sources

MCK1 is a novel regulator of myo-inositol phosphate synthase (MIPS) that is required for inhibition of inositol synthesis by the mood stabilizer valproate. [PDF]

open access: yesPLoS ONE, 2017
Myo-inositol, the precursor of all inositol compounds, is essential for the viability of eukaryotes. Identifying the factors that regulate inositol homeostasis is of obvious importance to understanding cell function and the pathologies underlying ...
Wenxi Yu   +4 more
doaj   +1 more source

Inositol Signaling in the Basidiomycete Fungus Schizophyllum commune

open access: yesJournal of Fungi, 2021
Intracellular signaling is conserved in eukaryotes to allow for response to extracellular signals and to regulate development and cellular functions. In fungi, inositol phosphate signaling has been shown to be involved in growth, sexual reproduction, and
Reyna Murry   +6 more
doaj   +1 more source

Myo- inositol and its metabolites in abiotic stress tolerance in plants [PDF]

open access: yesJournal of Stress Physiology & Biochemistry, 2022
Myo-inositol (MI) is a sugar-alcohol produced by most plants and animals. 1L-myo-Inositol- 1-phosphate synthase (MIPS) is the rate limiting enzyme that catalyzes the conversion of D-glucose 6- phosphate to 1L-myo-inositol-1-phosphate, the first step in ...
Raksha Mukhia, Dhani Raj Chhetri
doaj  

Research Note: Influence of monocalcium phosphate and phytase in the diet on phytate degradation in cecectomized laying hens

open access: yesPoultry Science, 2023
This study investigated the effects of phytase and monocalcium phosphate supplementation on the dephosphorylation of phytic acid [myo-inositol 1,2,3,4,5,6-hexakis (dihydrogen phosphate); InsP6] in cecectomized laying hens using total excreta collection ...
W. Siegert   +3 more
doaj   +1 more source

An ATP-responsive metabolic cassette comprised of inositol tris/tetrakisphosphate kinase 1 (ITPK1) and inositol pentakisphosphate 2-kinase (IPK1) buffers diphosphosphoinositol phosphate levels

open access: yesBiochemical Journal, 2020
Inositol polyphosphates are ubiquitous molecular signals in metazoans, as are their pyrophosphorylated derivatives that bear a so-called ‘high-energy’ phosphoanhydride bond.
H. Whitfield   +6 more
semanticscholar   +1 more source

Phytase dose-dependent response of kidney inositol phosphate levels in poultry.

open access: yesPLoS ONE, 2022
Phytases, enzymes that degrade phytate present in feedstuffs, are widely added to the diets of monogastric animals. Many studies have correlated phytase addition with improved animal productivity and a subset of these have sought to correlate animal ...
Colleen Sprigg   +5 more
doaj   +2 more sources

Interplay between primary familial brain calcification-associated SLC20A2 and XPR1 phosphate transporters requires inositol polyphosphates for control of cellular phosphate homeostasis

open access: yesJournal of Biological Chemistry, 2020
Solute carrier family 20 member 2 (SLC20A2) and xenotropic and polytropic retrovirus receptor 1 (XPR1) are transporters with phosphate uptake and efflux functions, respectively.
Uriel López-Sánchez   +9 more
semanticscholar   +1 more source

Phosphatidylinositol (4,5)-bisphosphate turnover by INP51 regulates the cell wall integrity pathway in "Saccharomyces cerevisiae" [PDF]

open access: yes, 2004
Signal transduction pathways are important for the cell to transduce external or internal stimuli where second messengers play an important role as mediators of the stimuli. One important group of second messengers are the phosphoinositide family present
Morales-Johansson, Helena
core   +2 more sources

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