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Literature summary for 3.1.4.11 extracted from

  • Schwertz, D.W.; Kreisberg, J.I.; Venkatachalam, M.A.
    Characterization of rat kidney proximal tubule brush border membrane-associated phosphatidylinositol phosphodiesterase (1983), Arch. Biochem. Biophys., 224, 555-567.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
deoxycholate
-
Rattus norvegicus
additional information sodium lauryl sulfate, tetradecyl-trimethylammonium bromide, and Triton X-100 do not activate phosphatidylinositol phosphodiesterase in the presence of Ca2+ Rattus norvegicus

Inhibitors

Inhibitors Comment Organism Structure
ATP 1-5 mM Rattus norvegicus
HgCl2
-
Rattus norvegicus

Localization

Localization Comment Organism GeneOntology No. Textmining
membrane associated Rattus norvegicus 16020
-

Metals/Ions

Metals/Ions Comment Organism Structure
Ca2+ stimulates Rattus norvegicus
Mg2+ stimulates Rattus norvegicus
Mn2+ stimulates Rattus norvegicus
additional information Ba2+, Zn2+, Hg2+, K+ are ineffective Rattus norvegicus
additional information certain divalent cations are necessary for enzyme activity Rattus norvegicus

Organism

Organism UniProt Comment Textmining
Rattus norvegicus
-
-
-

Source Tissue

Source Tissue Comment Organism Textmining
kidney
-
Rattus norvegicus
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
phosphatidylinositol + H2O enzyme is specific for phosphatidylinositol Rattus norvegicus diacylglycerol + 1D-myo-inositol 1-phosphate
-
?

Synonyms

Synonyms Comment Organism
phosphatidylinositol phosphodiesterase
-
Rattus norvegicus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7 8.5
-
Rattus norvegicus

pH Range

pH Minimum pH Maximum Comment Organism
6 11 pH: 6.0: about 10% of maximal activity, pH 11.0: about 40% of maximal activity Rattus norvegicus