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Phospholipase D and Choline Metabolism. [PDF]
Phospholipases D (PLDs) catalyze hydrolysis of the diester bond of phospholipids to generate phosphatidic acid and the free lipid headgroup. In mammals, PLD enzymes comprise the intracellular enzymes PLD1 and PLD2 and possibly the proteins encoded by related genes, as well as a class of cell surface and secreted enzymes with structural homology to ...
Onono FO, Morris AJ.
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PTEN regulates phospholipase D and phospholipase C [PDF]
PTEN is an ubiquitously expressed tumor suppressor which plays a prominent role in the pathogenesis of many types of sporadic solid tumors, including breast cancer, as well as hematologic malignancies. Germline PTEN mutations cause 85% of Cowden syndrome (CS), characterized by a high risk of breast and thyroid cancers, and 65% of Bannayan-Riley ...
Charis Eng+3 more
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Regulation of phospholipase D [PDF]
Structural studies of plant and bacterial members of the phospholipase D (PLD) superfamily are providing information about the role of the conserved HKD domains in the structure of the catalytic center and the catalytic mechanism of mammalian PLD isozymes (PLD1 and PLD2).
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Phospholipase D in the Golgi apparatus [PDF]
Phospholipase D has long been implicated in vesicle formation and vesicular transport through the secretory pathway. The Golgi apparatus has been shown to exhibit a plethora of mechanisms of vesicle formation at different stages to accommodate a wide variety of cargo.
Dennis Shields+2 more
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Transphosphatidylation by Phospholipase D
Abstract Transphosphatidylase activity was recognized in several plant tissues as well as in extracts. It was attributed to phospholipase D. This enzyme was purified 110-fold from Savoy cabbage. The ratio of its hydrolase to its transphosphatidylase activity remained constant throughout the purification. Additional evidence supports the conclusion that
Sofia M. Freer+2 more
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An inhibitor of phospholipase D in saliva [PDF]
1. Bovine, dog and human saliva contain substances which inhibit the soluble phospholipase D present in grass leaf or celery stalk. 2. The inhibitor in bovine saliva is of high molecular weight and exhibits considerable stability to heat, acids and alkalis. 3. The inhibitor has been purified free from salivary mucoprotein. 4.
Rex M. C. Dawson, N Hemington
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Inhibition of Phospholipase D by Amphiphysins [PDF]
Two distinct proteins inhibiting phospholipase D (PLD) activity in rat brain cytosol were previously purified and identified as synaptojanin and AP180, which are specific to nerve terminals and associate with the clathrin coat. Two additional PLD-inhibitory proteins have now been purified and identified as the amphiphysins I and II, which forms a ...
Michael A. Frohman+5 more
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Regulation of Phospholipase D in HL60 Cells [PDF]
Phospholipase D (PLD) activity that was stimulated by guanosine 5'-O-(3-thiotriphosphate) (GTP gamma S) was detected in cytosol and membranes of HL60 cells. GTP gamma S-stimulated PLD activity was detected in the membranes when exogenous labeled phosphatidylcholine was used in the presence of phosphatidylethanolamine and phosphatidylinositol 4,5 ...
Annette H. Ross+5 more
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The first crystal structure of a phospholipase D [PDF]
The phospholipase D (PLD) superfamily includes enzymes that are involved in phospholipid metabolism, nucleases, toxins and virus envelope proteins of unknown function. PLD hydrolyzes the terminal phosphodiester bond of phospholipids to phosphatidic acid and a hydrophilic constituent.
Leiros I+4 more
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