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Literature summary for 3.1.8.1 extracted from

  • Nguyen, S.D.; Sok, D.E.
    Preferable stimulation of PON1 arylesterase activity by phosphatidylcholines with unsaturated acyl chains or oxidized acyl chains at sn-2 position (2006), Biochim. Biophys. Acta, 1758, 499-508.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
didecanoylphosphatidylcholine stimulation of arylesterase activity is greater than stimulation of paraoxonase activity Homo sapiens
dilauroylphosphatidylcholine stimulation of arylesterase activity is greater than stimulation of paraoxonase activity Homo sapiens
dimyristoylphosphatidylcholine stimulation of arylesterase activity is greater than stimulation of paraoxonase activity Homo sapiens
dipalmitoylphosphatidylcholine stimulation of arylesterase activity is greater than stimulation of paraoxonase activity Homo sapiens

Inhibitors

Inhibitors Comment Organism Structure
dimyristoylphosphatidic acid 0.4 mM, 81% inhibition of arylesterase activity, 64% inhibition of paraoxonase activity Homo sapiens
dimyristoylphosphatidylethanol 0.2 mM, 20% inhibition of paraoxonase activity, no effect on arylesterase activity Homo sapiens
dimyristoylphosphatidylglycerol activates the arylesterase activity and inhibits paraoxonase activity Homo sapiens
dimyristoylphosphatidylserine no significant inhibition of both activities up to 0.030 mM, remarkable inhibition of both activities at 0.1–0.4 mM, with a greater inhibition of arylesterase activity Homo sapiens
phosphatidylinositol enhances arylesterase activity, but slightly decreases paraoxonase activity Homo sapiens

Organism

Organism UniProt Comment Textmining
Homo sapiens P27169
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Homo sapiens

Source Tissue

Source Tissue Comment Organism Textmining
blood plasma
-
Homo sapiens
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
paraoxon + H2O
-
Homo sapiens diethylphosphate + 4-nitrophenol
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.4
-
assay at Homo sapiens