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Literature summary for 3.1.3.2 extracted from

  • Garrido, M.N.; Lisa, T.A.; Albelo, S.; Lucchesi, G.I.; Domenech, C.E.
    Identification of the Pseudomonas aeruginosa acid phosphatase as an phosphorylcholine phosphatase activity (1990), Mol. Cell. Biochem., 94, 89-95.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
additional information the enzyme is induced by betaine, choline, and N,N-dimethylglycine as sole carbon and nitrogen sources Pseudomonas aeruginosa

Inhibitors

Inhibitors Comment Organism Structure
phosphorylcholine substrate inhibition Pseudomonas aeruginosa
Phosphorylethanolamine substrate inhibition Pseudomonas aeruginosa

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
additional information kinetics Pseudomonas aeruginosa
0.2
-
phosphorylcholine pH 5.0, 37°C Pseudomonas aeruginosa
0.7
-
Phosphorylethanolamine pH 5.0, 37°C Pseudomonas aeruginosa
2
-
4-nitrophenyl phosphate pH 5.0, 37°C Pseudomonas aeruginosa

Localization

Localization Comment Organism GeneOntology No. Textmining
periplasm
-
Pseudomonas aeruginosa
-
-

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+
-
Pseudomonas aeruginosa

Organism

Organism UniProt Comment Textmining
Pseudomonas aeruginosa
-
-
-

Purification (Commentary)

Purification (Comment) Organism
partially by ammonium sulfate fractionation and gel filtration Pseudomonas aeruginosa

Source Tissue

Source Tissue Comment Organism Textmining
additional information the enzyme is induced by betaine, choline, and N,N-dimethylglycine as sole carbon and nitrogen sources Pseudomonas aeruginosa
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4-nitrophenyl phosphate + H2O
-
Pseudomonas aeruginosa 4-nitrophenol + phosphate
-
?
additional information the enzyme shows high substrate specificity, no activity with pyridoxal 5'-phosphate, glucose 6-phosphate, fructose 6-phosphate, fructose 1,6-diphosphate, AMP, ADP, and ATP Pseudomonas aeruginosa ?
-
?
phosphorylcholine + H2O preferred substrate compared to phosphorylethanolamine Pseudomonas aeruginosa choline + phosphate
-
?
phosphorylethanolamine + H2O
-
Pseudomonas aeruginosa ethanolamine + phosphate
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
37
-
assay at Pseudomonas aeruginosa

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5
-
assay at Pseudomonas aeruginosa

Ki Value [mM]

Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
additional information
-
additional information inhibition kinetics Pseudomonas aeruginosa
1
-
phosphorylcholine pH 5.0, 37°C Pseudomonas aeruginosa
3
-
Phosphorylethanolamine pH 5.0, 37°C Pseudomonas aeruginosa