A polyphosphate is a salt or ester of polymeric oxyanions formed from tetrahedral PO4 (phosphate) structural units linked together by sharing oxygen atoms...
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Sodium triphosphate (redirect from Sodium tri-polyphosphate)
inorganic compound with formula Na5P3O10. It is the sodium salt of the polyphosphate penta-anion, which is the conjugate base of triphosphoric acid. It is...
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Ammonium polyphosphate is an inorganic salt of polyphosphoric acid and ammonia containing both chains and possibly branching. Its chemical formula is...
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enzymology, a polyphosphate kinase (EC 2.7.4.1), or polyphosphate polymerase, is an enzyme that catalyzes the formation of polyphosphate from ATP, with...
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negative charge. Branched polyphosphoric acids give similarly branched polyphosphate anions. The simplest example of this is triphosphono phosphate [OP(OPO3)3]9−...
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Polyphosphate-accumulating organisms (PAOs) are a group of microorganisms that, under certain conditions, facilitate the removal of large amounts of phosphorus...
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Sodium phosphate (section Di- and polyphosphates)
forms families or condensed anions including di-, tri-, tetra-, and polyphosphates. Most of these salts are known in both anhydrous (water-free) and hydrated...
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Exopolyphosphatase (redirect from Polyphosphate phosphohydrolase)
is a phosphatase enzyme which catalyzes the hydrolysis of inorganic polyphosphate, a linear molecule composed of up to 1000 or more monomers linked by...
16 KB (1,875 words) - 19:36, 13 May 2024
In enzymology, a 3-phosphoglyceroyl-phosphate—polyphosphate phosphotransferase (EC 2.7.4.17) is an enzyme that catalyzes the chemical reaction 3-phospho-D-glyceroyl...
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Inositol polyphosphate kinase (IPK) is a family of enzymes that have a similar 3-dimensional structure. All members of the family catalyze the transfer...
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Endopolyphosphatase (redirect from Polyphosphate polyphosphohydrolase)
reaction polyphosphate + n H2O ⇌ {\displaystyle \rightleftharpoons } (n+1) oligophosphate Thus, the two substrates of this enzyme are polyphosphate and H2O...
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The enzyme inositol-polyphosphate 5-phosphatase (EC 3.1.3.56), systematic name 1D-myo-inositol-1,4,5-trisphosphate 5-phosphohydrolase, catalyses the following...
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diphosphoinositol-polyphosphate diphosphatase (EC 3.6.1.52) is an enzyme that catalyzes the chemical reaction diphospho-myo-inositol polyphosphate + H2O ⇌ {\displaystyle...
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Inositol-polyphosphate multikinase (EC 2.7.1.151, IpK2, IP3/IP4 6-/3-kinase, IP3/IP4 dual-specificity 6-/3-kinase, IpmK, ArgRIII, AtIpk2alpha, AtIpk2beta...
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In enzymology, a polyphosphate-glucose phosphotransferase (EC 2.7.1.63) is an enzyme that catalyzes the chemical reaction.[which?] (phosphate)n + D-glucose...
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In enzymology, a dolichyl-diphosphate-polyphosphate phosphotransferase (EC 2.7.4.20) is an enzyme that catalyzes the chemical reaction dolichyl diphosphate...
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essential to all cells and some 300 enzymes. Magnesium ions interact with polyphosphate compounds such as ATP, DNA, and RNA. Hundreds of enzymes require magnesium...
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Polyestradiol phosphate (redirect from Estradiol polyphosphate)
but dissolves readily in bases, especially in aqueous pyridine. Like polyphosphates of polyphenols, PEP can be prepared from the monomer (in this case estradiol)...
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The enzyme multiple inositol-polyphosphate phosphatase (EC 3.1.3.62) catalyzes the reaction myo-inositol hexakisphosphate + H2O ⇌ {\displaystyle \rightleftharpoons...
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Potassium Metaphosphate, Sodium Metaphosphate, Potassium Polyphosphate, Sodium Polyphosphate, (Anhydrous) Sodium Acetate, Glycerol, Sodium Stearyl 2-Lactylate...
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Tsutsumi K, Ishige K, Noguchi T (March 2000). "Inorganic polyphosphate and polyphosphate kinase: their novel biological functions and applications"...
143 KB (15,573 words) - 14:39, 25 December 2024
inositol hexaphosphate, inositol hexakisphosphate (IP6) or inositol polyphosphate. At physiological pH, the phosphates are partially ionized, resulting...
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LD50. It was proposed that increased synthesis of (p)ppGpp would cause polyphosphate (PolyP) accumulation in E. coli. The alarmone could interact with exopolyphosphatase...
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CaZn13. Calcium is readily complexed by oxygen chelates such as EDTA and polyphosphates, which are useful in analytic chemistry and removing calcium ions from...
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bioavailable. Inositol, phosphatidylinositol, and some of their mono- and polyphosphates function as secondary messengers in a number of intracellular signal...
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chains and rings containing P-O-P bonds. Many polyphosphates are known, including ATP. Polyphosphates arise by dehydration of hydrogen phosphates such...
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chemistry. Pyrophosphate is the first member of an entire series of polyphosphates. The anion P2O4−7 is abbreviated PPi, standing for inorganic pyrophosphate...
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of Tikal, in northern Guatemala. Earlier, polyphosphates were used to soften hard water. The polyphosphates forms complex with metal ions like Ca2+ and...
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and a hyperthermophilic archaeon Pyrococcus horikoshii, use inorganic polyphosphate as an alternative phosphoryl donor. Despite the presence of the de novo...
80 KB (9,086 words) - 23:51, 16 December 2024
which can be destroyed by heating, freezing, drying, or smoking. Sodium polyphosphates, such as sodium triphosphate, may also be added to make the product...
46 KB (4,387 words) - 13:18, 30 December 2024