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Literature summary for 3.1.1.4 extracted from

  • Zahler, P.; Kramer, R.
    Isolation of phospholipase A2 from red cell membranes of sheep (1981), Methods Enzymol., 71, 690-698.
    View publication on PubMed

General Stability

General Stability Organism
cholate restores full activity of SDS-treated PLA2 Ovis aries

Localization

Localization Comment Organism GeneOntology No. Textmining
plasma membrane
-
Ovis aries 5886
-

Metals/Ions

Metals/Ions Comment Organism Structure
Ca2+
-
Ovis aries
Mg2+ can replace Ca2+, decreased activity Ovis aries

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
12000
-
gel filtration Ovis aries
18500
-
SDS-PAGE Ovis aries

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
phosphatidylcholine + H2O Ovis aries
-
lysophosphatidylcholine + a fatty acid
-
?
phospholipids + H2O Ovis aries
-
?
-
?

Organism

Organism UniProt Comment Textmining
Ovis aries
-
-
-

Purification (Commentary)

Purification (Comment) Organism
gel filtration, affinity chromatography, 2835fold Ovis aries

Source Tissue

Source Tissue Comment Organism Textmining
erythrocyte
-
Ovis aries
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
4.725
-
substrate: phosphatidylcholine Ovis aries

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
phosphatidylcholine + H2O
-
Ovis aries 1-acylglycerophosphocholine + fatty acid
-
?
phosphatidylcholine + H2O
-
Ovis aries lysophosphatidylcholine + a fatty acid
-
?
phosphatidylethanolamine + H2O
-
Ovis aries 1-acylglycerophosphorylethanolamine + fatty acid
-
?
phosphatidylglycerol + H2O
-
Ovis aries 1-acylglycerol + fatty acid
-
?
phosphatidylserine + H2O
-
Ovis aries 1-acylglycerophosphoserine + fatty acid
-
?
phospholipids + H2O
-
Ovis aries ?
-
?