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Phosphoryl-
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Phosphoryl
Phos'phor·yl noun [ Phosphor us + -yl .] (Chemistry) The radical PO, regarded as the typical nucleus of certain compounds. Found op http://www.encyclo.co.uk/webster/P/76
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phosphoryl
1. <chemistry> The radical PO, regarded as the typical nucleus of certain compounds. ... 2. <prefix> Prefix incorrectly used to signify a phosphate (e.g., phosphorylcholine) in place of the correct O-phosphono-or phospho-. ... Source: Websters Dictionary ... (21 Jun 2000) ... Found op http://www.mondofacto.com/facts/dictionary?phosphoryl
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Phosphoryl
• (n.) The radical PO, regarded as the typical nucleus of certain compounds. Found op http://thinkexist.com/dictionary/meaning/phosphoryl/
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phosphoryl
Type: Term Pronunciation: fos′fŏ-ril Definitions: 1. The radical O=P—, as in phosphoryl chloride, POCl3. Found op http://www.medilexicon.com/medicaldictionary.php?t=68542
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Phosphoryl chloride
[data page] This page provides supplementary chemical data on phosphoryl chloride. == Material Safety Data Sheets == == Thermodynamic properties == == Spectral data == == Structure and properties data == Except where noted otherwise, data relate to standard ambient temperature and pressure. ... Found op http://en.wikipedia.org/wiki/Phosphoryl_chloride_(data_page)
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Phosphoryl chloride
Phosphoryl chloride (commonly called phosphorus oxychloride) is a colourless liquid with the formula {Phosphorus}{Oxygen}{Chlorine}3. It hydrolyses in moist air to phosphoric acid to release choking fumes of hydrogen chloride. It is manufactured industrially on a large scale from phosphorus trichlo... Found op http://en.wikipedia.org/wiki/Phosphoryl_chloride
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Phosphoryl chloride
POCl3 Molar mass: 153.332161 Found op http://www.convertunits.com/molarmass/Phosphoryl+chloride
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phosphoryl-
Type: Term Definitions: 1. Prefix incorrectly used to signify a phosphate (phosphorylcholine) in place of the correct O-phosphono- or phospho-. Found op http://www.medilexicon.com/medicaldictionary.php?t=68543
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phosphorylase
(= glycogen phosphorylase) Enzyme that catalyses the sequential removal of glycosyl residues from glycogen to yield one glucose-1-phosphate per reaction. Its activity is controlled by phosphorylation (by phosphorylase kinase).
Found op http://www.encyclo.co.uk/visitor-contributions.php
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phosphorylase
<enzyme> Enzyme that catalyses the sequential removal of glycosyl residues from glycogen to yield one glucose-1-phosphate per reaction. Its activity is controlled by phosphorylation (by phosphorylase kinase). ... (21 Jun 2000) ... Found op http://www.mondofacto.com/facts/dictionary?phosphorylase
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phosphorylase
(fos-for´ә-lās) any of a group of enzymes important in the breakdown of glycosides because they catalyze the sequential cleavage of glycosyl groups from the ends of long chains in glycosides. After cleaving a glycosyl group off the glycoside, they link the cleaved glycosyl group to an in... Found op http://www.encyclo.co.uk/local/21001
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phosphorylase
(from the article `muscle disease`) ...The best-known glycogen-storage disease affecting muscles is McArdle disease, in which the muscles are unable to degrade glycogen to lactic acid ... Found op http://www.britannica.com/eb/a-z/p/60
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Phosphorylase
== Function == In more general terms, phosphorylases are enzymes that catalyze the addition of a phosphate group from an inorganic phosphate (phosphate+hydrogen) to an acceptor, not to be confused with a phosphatase (a hydrolase) or a kinase (a phosphotransferase). A phosphatase removes a phosphona... Found op http://en.wikipedia.org/wiki/Phosphorylase
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phosphorylase
Type: Term Pronunciation: fos-fōr′i-lās Definitions: 1. An enzyme cleaving poly(1,4-α-d-glucosyl)n with orthophosphate to form poly(1,4-α-d-glucosyl)n−1 and α-d-glucose 1-phosphate. The active form of the enzyme is a phosphorylated protein. ... Found op http://www.medilexicon.com/medicaldictionary.php?t=68544
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phosphorylase a
<enzyme> The phosphorylated and more active form of phosphorylase that functions as a regulatory enzyme during glycogen breakdown. The phosphate groups are hydrolytically removed by phosphorylase phosphatase to form phosphorylase b and orthophosphate. ... Registry number: EC 2.4.1.- ... (12 De... Found op http://www.mondofacto.com/facts/dictionary?phosphorylase+a
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phosphorylase a
Type: Term Synonyms: phosphorylase Found op http://www.medilexicon.com/medicaldictionary.php?t=68545
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phosphorylase b
<enzyme> The relatively inactive form of phosphorylase that is reactivated to form phosphorylase a by phosphorylase kinase, which catalyses the enzymatic phosphorylation of the serine residues at the expense of ATP. ... Registry number: EC 2.4.1.- ... (12 Dec 1998) ... Found op http://www.mondofacto.com/facts/dictionary?phosphorylase+b
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phosphorylase b
Type: Term Definitions: 1. dephosphorylated phosphorylase a. Under most conditions, the inactive form of phosphorylase; active in the presence of AMP. See: phosphorylase phosphatase Found op http://www.medilexicon.com/medicaldictionary.php?t=68546
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Phosphorylase kinase
Phosphorylase kinase (PhK) is a serine/threonine-specific protein kinase which activates glycogen phosphorylase to release glucose-1-phosphate from glycogen. PhK phosphorylates glycogen phosphorylase at two serine residues, triggering a conformational shift which favors the more active glycogen pho... Found op http://en.wikipedia.org/wiki/Phosphorylase_kinase
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phosphorylase kinase
The enzyme that regulates the activity of phosphorylase and glycogen synthetase by addition of phosphate groups. A large and complex enzyme, itself regulated by phosphorylation. Integrates the hormonal and calcium signals in muscle.
Found op http://www.encyclo.co.uk/visitor-contributions.php
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phosphorylase kinase
<enzyme> The enzyme that regulates the activity of phosphorylase and glycogen synthetase by addition of phosphate groups. A large and complex enzyme, itself regulated by phosphorylation. Integrates the hormonal and calcium signals in muscle. ... (18 Nov 1997) ... Found op http://www.mondofacto.com/facts/dictionary?phosphorylase+kinase
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phosphorylase kinase phosphatase
<enzyme> Aspect of phosphoprotein phosphatase EC 3.1.3.16 ... Registry number: EC 3.1.3.- ... (26 Jun 1999) ... Found op http://www.mondofacto.com/facts/dictionary?phosphorylase+kinase+phosphatase
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phosphorylase kinase deficiency
phosphorylase b kinase deficiency glycogen storage disease, type IX Found op http://www.encyclo.co.uk/local/21001
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phosphorylase kinase
Type: Term Definitions: 1. an enzyme that uses ATP to phosphorylate phosphorylase b and thus reform phosphorylase a, the active form of phosphorylase; the active form of phosphorylase kinase is itself a phosphorylated protein; on dephosphorylation of phosphorylase kinase, the enzyme is inactivated; ... Found op http://www.medilexicon.com/medicaldictionary.php?t=68547
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phosphorylase phosphatase
<enzyme> An enzyme that deactivates glycogen phosphorylase a by releasing inorganic phosphate and phosphorylase b, the inactive form. ... Chemical name: (Phosphorylase a) phosphohydrolase ... Registry number: EC 3.1.3.17 ... (12 Dec 1998) ... Found op http://www.mondofacto.com/facts/dictionary?phosphorylase+phosphatase
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