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Literature summary for 3.1.4.4 extracted from

  • Yang, S.F.
    Phospholipase D from savoy cabbage (1969), Methods Enzymol., 14, 208-210.
No PubMed abstract available

Activating Compound

Activating Compound Comment Organism Structure
ethyl ether essential Brassica oleracea

Inhibitors

Inhibitors Comment Organism Structure
p-chloromercuribenzoate complete inhibition Brassica oleracea

Metals/Ions

Metals/Ions Comment Organism Structure
Ca2+ 20-100 mM required for maximal activity in plants Brassica oleracea

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
phospholipid + alcohol Brassica oleracea transphosphaditylation phospholipid + alcohol
-
?
phospholipid + H2O Brassica oleracea phosphoric ester hydrolysis phosphatidic acid + alcohol
-
?

Organism

Organism UniProt Comment Textmining
Brassica oleracea
-
savoy cabbage
-

Purification (Commentary)

Purification (Comment) Organism
partial Brassica oleracea

Reaction

Reaction Comment Organism Reaction ID
a phosphatidylcholine + H2O = choline + a phosphatidate acts also on other phosphatidyl esters Brassica oleracea

Source Tissue

Source Tissue Comment Organism Textmining
leaf
-
Brassica oleracea
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
1.1
-
-
Brassica oleracea

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
dihexanoylphosphatidylcholine + H2O
-
Brassica oleracea dihexanoylglycerophosphate + choline
-
?
lysophosphatidylcholine + H2O
-
Brassica oleracea monoacylglycerophosphate + choline
-
?
phosphatidylcholine + ethanolamine transferase activity in presence of 4% ethanolamine Brassica oleracea phosphatidylethanolamine + choline
-
?
phosphatidylcholine + H2O
-
Brassica oleracea 1,2-diacylglycerophosphate + choline
-
?
phosphatidylethanolamine + H2O
-
Brassica oleracea 1,2-diacylglycerophosphate + ethanolamine
-
?
phosphatidylglycerol + H2O
-
Brassica oleracea glycerol + diacylglycerophosphate
-
?
phosphatidylserine + H2O
-
Brassica oleracea 1,2-diacylglycerophosphate + serine
-
?
phospholipid + alcohol transphosphaditylation Brassica oleracea phospholipid + alcohol
-
?
phospholipid + H2O phosphoric ester hydrolysis Brassica oleracea phosphatidic acid + alcohol
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5.6
-
-
Brassica oleracea

pH Range

pH Minimum pH Maximum Comment Organism
5 6.5
-
Brassica oleracea

pH Stability

pH Stability pH Stability Maximum Comment Organism
6.5 7
-
Brassica oleracea