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Literature summary for 3.1.1.4 extracted from

  • Ryu, S.B.; Lee, H.Y.; Doelling, J.H.; Palta, J.P.
    Characterization of a cDNA encoding Arabidopsis secretory phospholipase A2-alpha, an enzyme that generates bioactive lysophospholipids and free fatty acids (2005), Biochim. Biophys. Acta, 1736, 144-151.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
dithiothreitol
-
Arabidopsis thaliana

Localization

Localization Comment Organism GeneOntology No. Textmining
extracellular
-
Arabidopsis thaliana
-
-

Metals/Ions

Metals/Ions Comment Organism Structure
Ca2+
-
Arabidopsis thaliana

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
14169
-
x * 16000, SDS-PAGE, x * 16310, calculated for immature enzyme, x * 14169, calculated for mature form Arabidopsis thaliana
16000
-
x * 16000, SDS-PAGE, x * 16310, calculated for immature enzyme, x * 14169, calculated for mature form Arabidopsis thaliana
16310
-
x * 16000, SDS-PAGE, x * 16310, calculated for immature enzyme, x * 14169, calculated for mature form Arabidopsis thaliana

Organism

Organism UniProt Comment Textmining
Arabidopsis thaliana Q8S8N6
-
-

Posttranslational Modification

Posttranslational Modification Comment Organism
additional information sequence contains a N-terminal signal peptide of 20 amino acids Arabidopsis thaliana

Source Tissue

Source Tissue Comment Organism Textmining
flower
-
Arabidopsis thaliana
-
leaf
-
Arabidopsis thaliana
-
additional information not found in siliques Arabidopsis thaliana
-
root
-
Arabidopsis thaliana
-
stem
-
Arabidopsis thaliana
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1,2-dipalmitoyl-phosphatidylcholine + H2O in sn-2 position, linoleate is preferred over palmitate Arabidopsis thaliana 1-palmitoyl-glycerophosphocholine + palmitate
-
?
1-palmitoyl-2-linoleoyl-phosphatidylcholine + H2O in sn-2 position, linoleate is preferred over palmitate Arabidopsis thaliana 1-palmitoyl-sn-glycerophosphocholine + linoleate
-
?

Subunits

Subunits Comment Organism
? x * 16000, SDS-PAGE, x * 16310, calculated for immature enzyme, x * 14169, calculated for mature form Arabidopsis thaliana

Synonyms

Synonyms Comment Organism
Ats-PLA2-alpha
-
Arabidopsis thaliana

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
100
-
5 min, 76% residual activity Arabidopsis thaliana

pH Range

pH Minimum pH Maximum Comment Organism
6 9 about 80% of maximum activity Arabidopsis thaliana
9 11
-
Arabidopsis thaliana