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Literature summary extracted from

  • Abdel-Latif, A.A.; Luke, B.; Smith, J.P.
    Studies on the properties of a soluble phosphatidylinositol-phosphodiesterase of rabbit iris smooth muscle (1980), Biochim. Biophys. Acta, 614, 425-434.
    View publication on PubMed

Inhibitors

EC Number Inhibitors Comment Organism Structure
3.1.4.11 Ba2+ at 0.05-5 mM, inhibition is completely reversed by Ca2+ Oryctolagus cuniculus
3.1.4.11 EDTA at 0.05-5 mM, inhibition is completely reversed by Ca2+ Oryctolagus cuniculus
3.1.4.11 EGTA at 0.05-5 mM, inhibition is completely reversed by Ca2+ Oryctolagus cuniculus
3.1.4.11 La3+ at 0.05-5 mM, inhibition is completely reversed by Ca2+ Oryctolagus cuniculus
3.1.4.11 Mg2+ at 0.05-5 mM, inhibition is completely reversed by Ca2+ Oryctolagus cuniculus
3.1.4.11 Mn2+ at 0.05-5 mM, inhibition is completely reversed by Ca2+ Oryctolagus cuniculus
3.1.4.11 Sr2+ at higher concentrations (greater than 0.25 mM) markedly inhibited, inhibition is completely reversed by Ca2+ Oryctolagus cuniculus

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
3.1.4.11 Ca2+ enzyme has an absolute requirement for Ca2+ Oryctolagus cuniculus

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
3.1.4.11 additional information Oryctolagus cuniculus enzyme is specific for phosphoinositides ?
-
?

Organism

EC Number Organism UniProt Comment Textmining
3.1.4.11 Oryctolagus cuniculus
-
-
-

Source Tissue

EC Number Source Tissue Comment Organism Textmining
3.1.4.11 additional information enzyme is not exclusively cytosolic Oryctolagus cuniculus
-
3.1.4.11 smooth muscle iris Oryctolagus cuniculus
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.1.4.11 diarachidonoylphosphatidylinositol + H2O
-
Oryctolagus cuniculus 1,2-diacylglycerol + 1D-myo-inositol 1-phosphate a mixture of 86% myoinositol 1-phosphate and 14% myoinositol 1,2-cyclic phosphate ?
3.1.4.11 additional information enzyme is specific for phosphoinositides Oryctolagus cuniculus ?
-
?
3.1.4.11 additional information enzyme is not active with phosphatidylcholine and phosphatidylethanolamine as substrate Oryctolagus cuniculus ?
-
?

Synonyms

EC Number Synonyms Comment Organism
3.1.4.11 monophosphatidylinositol inositolphosphohydrolase
-
Oryctolagus cuniculus
3.1.4.11 phosphatidylinositol phosphodiesterase
-
Oryctolagus cuniculus
3.1.4.11 phosphatidylinositol-phosphodiesterase
-
Oryctolagus cuniculus

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
3.1.4.11 37
-
-
Oryctolagus cuniculus

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.1.4.11 5.6
-
-
Oryctolagus cuniculus

pH Range

EC Number pH Minimum pH Maximum Comment Organism
3.1.4.11 4.5 7 pH 4.5: about 50% of maximal activity, pH 7.0: about 40% of maximal activity Oryctolagus cuniculus