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Literature summary extracted from

  • Nieuwenhuizen, W.; Kunze, H.; de Haas, G.H.
    Phospholipase A2 (phosphatide acylhydrolase, EC 3.1.1.4) from porcine pancreas (1974), Methods Enzymol., 32, 147-154.
    View publication on PubMed

Inhibitors

EC Number Inhibitors Comment Organism Structure
3.1.1.4 1-sn-phosphoglycerides
-
Sus scrofa
3.1.1.4 Ba2+ competitive inhibition Sus scrofa
3.1.1.4 Sr2+ competitive inhibition Sus scrofa

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
3.1.1.4 Ca2+
-
Sus scrofa

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
3.1.1.4 1,2-diacyl-sn-glycero-3-phosphatide + H2O Sus scrofa
-
?
-
?
3.1.1.4 phospholipids + H2O Sus scrofa
-
?
-
?

Organism

EC Number Organism UniProt Comment Textmining
3.1.1.4 Sus scrofa
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.1.1.4 column chromatography Sus scrofa

Source Tissue

EC Number Source Tissue Comment Organism Textmining
3.1.1.4 pancreas
-
Sus scrofa
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
3.1.1.4 1000
-
substrate: egg yolk emulsion Sus scrofa

Storage Stability

EC Number Storage Stability Organism
3.1.1.4 -20°C, lyophilized enzyme, for years Sus scrofa
3.1.1.4 4°C, aqueous solution of 1 mg protein per ml, pH 6, more than 90% of enzymes activity remains after 2-3 weeks Sus scrofa

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.1.1.4 1,2-diacyl-sn-glycero-3-phosphatide + H2O
-
Sus scrofa 1-acyl-sn-glycero-3-phosphatide + fatty acid
-
?
3.1.1.4 1,2-diacyl-sn-glycero-3-phosphatide + H2O
-
Sus scrofa ?
-
?
3.1.1.4 1,2-diacyl-sn-glycero-3-phosphorylcholine + H2O
-
Sus scrofa 1-acyl-sn-glycero-3-phosphorylcholine + fatty acid
-
?
3.1.1.4 cardiolipin + H2O
-
Sus scrofa ?
-
?
3.1.1.4 phosphatidic acid + H2O
-
Sus scrofa 1-acylglycerophosphate + fatty acid
-
?
3.1.1.4 phosphatidylglycerol + H2O
-
Sus scrofa 1-acylglycerol + fatty acid
-
?
3.1.1.4 phospholipids + H2O
-
Sus scrofa ?
-
?

Subunits

EC Number Subunits Comment Organism
3.1.1.4 monomer
-
Sus scrofa

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.1.1.4 6
-
substrate: water-soluble short-chain lecithin Sus scrofa
3.1.1.4 8
-
substrate: long-chain neutral lecithin Sus scrofa