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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: P45881
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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
myotoxic Asp49-phospholipase A2
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14 kDa phospholipase A2
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-
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Agkistrotoxin
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-
-
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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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-
-
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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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-
-
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ATX
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-
-
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Basic protein I/II
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-
-
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BJ-PLA2
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-
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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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Caudoxin
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-
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cPm09
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Enhancing factor
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GIIC sPLA2
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-
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GIID sPLA2
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GIIE sPLA2
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GIIF sPLA2
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-
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GIII sPLA2
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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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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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-
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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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Myotoxin
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-
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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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Nigexine
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-
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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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REACTION
REACTION DIAGRAM
COMMENTARY hide
ORGANISM
UNIPROT
LITERATURE
phosphatidylcholine + H2O = 1-acylglycerophosphocholine + a carboxylate
show the reaction diagram
Ca2+-independent catalytic mechanism, overview
REACTION TYPE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
hydrolysis of carboxylic ester
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-
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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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METALS and IONS
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
additional information
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?
PA2B2_BOTJR
138
0
15765
Swiss-Prot
-
SUBUNIT
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
dimer
dimeric structure with seven disulfide bridges in each monomer, quaternary structure of BthTX-II, structure comparisons, overview
CRYSTALLIZATION (Commentary)
ORGANISM
UNIPROT
LITERATURE
lyophilized Asp49-PLA2, mixing of 0.001 ml of solution containing 12 mg/ml of protein with 0.001 ml of precipitant solution containing 20% v/v 2-propanol, 13% w/v PEG 4000, and 0.1 M sodium citrate, pH 5.6, hanging drop vapor diffusion method, 2 months, 18°C, X-ray diffraction structure determination and analysis at 2.19 A resolution, molecular replacement
PURIFICATION (Commentary)
ORGANISM
UNIPROT
LITERATURE
enzyme from venom by gel filtration and ion exchange chromatography
REF.
AUTHORS
TITLE
JOURNAL
VOL.
PAGES
YEAR
ORGANISM (UNIPROT)
PUBMED ID
SOURCE
Correa, L.C.; Marchi-Salvador, D.P.; Cintra, A.C.; Sampaio, S.V.; Soares, A.M.; Fontes, M.R.
Crystal structure of a myotoxic Asp49-phospholipase A2 with low catalytic activity: Insights into Ca2+-independent catalytic mechanism
Biochim. Biophys. Acta
1784
591-599
2008
Bothrops jararacussu (P45881), Bothrops jararacussu
Manually annotated by BRENDA team