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Information on EC 3.1.1.4 - phospholipase A2

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EC Tree
     3 Hydrolases
         3.1 Acting on ester bonds
             3.1.1 Carboxylic-ester hydrolases
                3.1.1.4 phospholipase A2
IUBMB Comments
Also acts on phosphatidylethanolamine, choline plasmalogen and phosphatides, removing the fatty acid attached to the 2-position. Requires Ca2+.
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This record set is specific for:
UNIPROT: P84776
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Word Map
The enzyme appears in viruses and cellular organisms
Synonyms
phospholipase a2, cpla2, spla2, spla(2), prdx6, cytosolic phospholipase a2, crotoxin, pla2s, ipla2, spla2-iia, more
SYNONYM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
Arg49 phospholipase A2 homologue
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14 kDa phospholipase A2
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-
-
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Agkistrotoxin
-
-
-
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amdI1
-
-
-
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Ammodytin I2
-
-
-
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APLA
-
-
-
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APP-D-49
-
-
-
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ASPLA1
-
-
-
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ASPLA10
-
-
-
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ASPLA11
-
-
-
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ASPLA12
-
-
-
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ASPLA13
-
-
-
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ASPLA14
-
-
-
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ASPLA15
-
-
-
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ASPLA16
-
-
-
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ASPLA17
-
-
-
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ASPLA2
-
-
-
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ASPLA3
-
-
-
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ASPLA4
-
-
-
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ASPLA5
-
-
-
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ASPLA6
-
-
-
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ASPLA7
-
-
-
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ASPLA8
-
-
-
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ASPLA9
-
-
-
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ATX
-
-
-
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Basic protein I/II
-
-
-
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BJ-PLA2
-
-
-
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BJUPLA2
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-
-
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BPI/BPII
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-
-
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CaI-PLA2
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-
-
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Caudoxin
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-
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cPm09
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-
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Enhancing factor
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-
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GIIC sPLA2
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-
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GIID sPLA2
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-
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GIIE sPLA2
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-
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GIIF sPLA2
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-
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GIII sPLA2
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-
-
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Group IB phospholipase A2
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-
-
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Group IIA phospholipase A2
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-
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Group V phospholipase A2
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Group VI phospholipase A2
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-
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GVI PLA2
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-
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GX sPLA2
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GXII sPLA2
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GXIII sPLA2
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iPLA2
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lecithinase A
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-
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MP-III 4R
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-
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Muscarinic inhibitor
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-
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Myotoxin
-
-
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NAJPLA-2A
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-
-
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NAJPLA-2B
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-
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NAJPLA-2C
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-
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Nigexine
-
-
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Non-pancreatic secretory phospholipase A2
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-
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Notechis 11'2
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-
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Notexin
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-
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NPLA
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-
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NPS-PLA2
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-
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OHV A-PLA2
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-
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OHV-APLA2
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pgPLA 1a/pgPLA 2a
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phosphatidase
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phosphatide 2-acylhydrolase
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phosphatidolipase
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Phosphatidylcholine 2-acylhydrolase
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Phosphatidylcholine 2-acylhydrolase GIIC
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Phosphatidylcholine 2-acylhydrolase GIID
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Phosphatidylcholine 2-acylhydrolase GIIE
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Phosphatidylcholine 2-acylhydrolase GIIF
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Phosphatidylcholine 2-acylhydrolase GIII
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Phosphatidylcholine 2-acylhydrolase GX
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Phosphatidylcholine 2-acylhydrolase GXII
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Phosphatidylcholine 2-acylhydrolase GXIII
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phospholipase A
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Phospholipase A2 inhibitor
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pkP5
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PLA2-10
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PLA2-VI
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PLA2-VII
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PLA2IID
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platelet activating factor acetyl hydrolase
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Pt-PLA1
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Pt-PLA2
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Secretory-type PLA, stroma-associated homolog
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sPLA(2)-IID
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sPLA(2)-IIE
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sPLA(2)-IIF
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TMV-K49
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Toxin VI
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Toxin VI:5
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-
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additional information
REACTION TYPE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
hydrolysis of carboxylic ester
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-
-
-
SYSTEMATIC NAME
IUBMB Comments
phosphatidylcholine 2-acylhydrolase
Also acts on phosphatidylethanolamine, choline plasmalogen and phosphatides, removing the fatty acid attached to the 2-position. Requires Ca2+.
CAS REGISTRY NUMBER
COMMENTARY hide
9001-84-7
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SUBSTRATE
PRODUCT                       
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate) hide
LITERATURE
(Substrate)
COMMENTARY
(Product) hide
LITERATURE
(Product)
Reversibility
r=reversible
ir=irreversible
?=not specified
additional information
?
-
NATURAL SUBSTRATE
NATURAL PRODUCT
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate) hide
LITERATURE
(Substrate)
COMMENTARY
(Product) hide
LITERATURE
(Product)
REVERSIBILITY
r=reversible
ir=irreversible
?=not specified
additional information
?
-
METALS and IONS
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
Ca2+
binding site structure analysis, overview
ORGANISM
COMMENTARY hide
LITERATURE
UNIPROT
SEQUENCE DB
SOURCE
SOURCE TISSUE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
SOURCE
LOCALIZATION
ORGANISM
UNIPROT
COMMENTARY hide
GeneOntology No.
LITERATURE
SOURCE
UNIPROT
ENTRY NAME
ORGANISM
NO. OF AA
NO. OF TRANSM. HELICES
MOLECULAR WEIGHT[Da]
SOURCE
SEQUENCE
LOCALIZATION PREDICTION?
PA2H_PROMB
121
0
13985
Swiss-Prot
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MOLECULAR WEIGHT
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
13972
SUBUNIT
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
?
x * 13972, amino acid sequence calculation
additional information
CRYSTALLIZATION (Commentary)
ORGANISM
UNIPROT
LITERATURE
mutant K49R, X-ray diffraction structure determination and analysis at 2.05 A resolution, molecular replacement technique
purified enzyme, hanging-drop vapour-diffusion method, 0.001 ml of protein solution containing 30 mg/ml protein in 20 mM HEPES buffer, pH 7.5, is mixed with an equal volume of reservoir solution containing 0.2 M ammonium sulfate, 0.1 M sodium cacodylate trihydrate, pH 6.5, and 30% w/v polyethylene glycol 8000, room temperature, 2 months, X-ray diffraction structure determination and analysis at 2.05 A resolution
PROTEIN VARIANTS
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
K49R
catalytically inactive enzyme, the orientation of the Arg49 side chain results in a similar binding mode to that observed in the Lys49 PLA2s
REF.
AUTHORS
TITLE
JOURNAL
VOL.
PAGES
YEAR
ORGANISM (UNIPROT)
PUBMED ID
SOURCE
Murakami, M.T.; Kuch, U.; Mebs, D.; Arni, R.K.
Crystallization and preliminary X-ray diffraction analysis of a novel Arg49 phospholipase A2 homologue from Zhaoermia mangshanensis venom
Acta Crystallogr. Sect. F
63
605-607
2007
Protobothrops mangshanensis (P84776), Protobothrops mangshanensis
Manually annotated by BRENDA team
Murakami, M.T.; Kuch, U.; Betzel, C.; Mebs, D.; Arni, R.K.
Crystal structure of a novel myotoxic Arg49 phospholipase A2 homolog (zhaoermiatoxin) from Zhaoermia mangshanensis snake venom: insights into Arg49 coordination and the role of Lys122 in the polarization of the C-terminus
Toxicon
51
723-735
2008
Protobothrops mangshanensis (P84776), Protobothrops mangshanensis
Manually annotated by BRENDA team