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Literature summary extracted from

  • Jung, K.M.; Kim, D.K.
    Purification and characterization of a membrane-associated 48-kilodalton phospholipase A2 in leaves of broad bean (2000), Plant Physiol., 123, 1057-1067.
    View publication on PubMedView publication on EuropePMC

Activating Compound

EC Number Activating Compound Comment Organism Structure
3.1.1.4 Calmodulin
-
Vicia faba
3.1.1.4 Triton X-100 5fold increase of activity at 0.05% Vicia faba

General Stability

EC Number General Stability Organism
3.1.1.4 partially purified enzyme is unstable Vicia faba

Inhibitors

EC Number Inhibitors Comment Organism Structure
3.1.1.4 5,8,11,14-Eicosatetraynoic acid
-
Vicia faba

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
3.1.1.4 additional information no requirement for Ca2+ Vicia faba

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
3.1.1.4 48000
-
SDS-PAGE Vicia faba

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
3.1.1.4 additional information Vicia faba role in the release of linolenic acid ?
-
?

Organism

EC Number Organism UniProt Comment Textmining
3.1.1.4 Vicia faba
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.1.1.4
-
Vicia faba

Source Tissue

EC Number Source Tissue Comment Organism Textmining
3.1.1.4 leaf
-
Vicia faba
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
3.1.1.4 0.0069
-
-
Vicia faba

Storage Stability

EC Number Storage Stability Organism
3.1.1.4 -70°C, stable, purified enzyme Vicia faba

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.1.1.4 1-stearoyl-2-arachidonyl-sn-glycerol-3-phosphocholine + H2O
-
Vicia faba 1-stearoyl-sn-glycero-3-phosphocholine + arachidonic acid
-
?
3.1.1.4 1-stearoyl-2-linolenoyl-sn-glycerol-3-phosphocholine + H2O preferred substrate Vicia faba ?
-
?
3.1.1.4 1-stearoyl-2-linoleoyl-sn-glycerol-3-phosphocholine + H2O
-
Vicia faba 1-stearoyl-sn-glycero-3-phosphocholine + linoic acid
-
?
3.1.1.4 1-stearoyl-2-palmitoyl-sn-glycerol-3-phosphocholine + H2O
-
Vicia faba 1-stearoyl-sn-glycero-3-phosphocholine + palmitic acid
-
?
3.1.1.4 additional information enzyme prefers phosphocholine to ethanolamine and unsaturated fatty acids to saturated fatty acids at sn-2 position of the phospholipids Vicia faba ?
-
?
3.1.1.4 additional information role in the release of linolenic acid Vicia faba ?
-
?

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.1.1.4 7 8
-
Vicia faba