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Literature summary for 3.1.1.4 extracted from

  • Smichi, N.; Othman, H.; Achouri, N.; Noiriel, A.; Arondel, V.; Srairi-Abid, N.; Abousalham, A.; Gargouri, Y.; Miled, N.; Fendri, A.
    Functional and structural characterization of a thermostable phospholipase A2 from a Sparidae Fish (Diplodus annularis) (2017), J. Agric. Food Chem., 65, 2468-2480 .
    View publication on PubMed

Application

Application Comment Organism
biotechnology the enzyme is active and stable at higher temperatures, which suggests its great potential in biotechnological applications Diplodus annularis

Cloned(Commentary)

Cloned (Comment) Organism
overexpression in Escherichia coli BL21 (DE3) Diplodus annularis

Inhibitors

Inhibitors Comment Organism Structure
EDTA
-
Diplodus annularis

Metals/Ions

Metals/Ions Comment Organism Structure
Ca2+ maximal activity in the presence of 6 mM Ca2+ Diplodus annularis

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
15000
-
enzyme expressed in Escherichia coli and refolded, MALDI-TOF spectrometry Diplodus annularis

Organism

Organism UniProt Comment Textmining
Diplodus annularis A0A1L4FQZ9
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Diplodus annularis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1-palmitoyl-2-oleoyl-sn-glycero-3-phosphocholine + H2O
-
Diplodus annularis 1-palmitoyl-sn-glycero-3-phosphocholine + oleate
-
?
additional information the enzyme is able to hydrolyze mainly the sn-2 position of phospholipids Diplodus annularis ?
-
?

Synonyms

Synonyms Comment Organism
PLA2
-
Diplodus annularis

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
50
-
-
Diplodus annularis

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
30 60 30°C: about 40% of maximal activity, 60°C: about 35% of maximal activity Diplodus annularis

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
50
-
15 min, no loss of activity Diplodus annularis
60
-
15 min, 20% loss of activity Diplodus annularis
70
-
15 min, 80% loss of activity Diplodus annularis
80
-
15 min, 95% loss of activity Diplodus annularis

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8
-
-
Diplodus annularis

pH Range

pH Minimum pH Maximum Comment Organism
6 10 pH 6.0: about 75% of maximal activity, pH 10.0: about 80% of maximal activity Diplodus annularis