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1BK9

PHOSPHOLIPASE A2 MODIFIED BY PBPB

Functional Information from GO Data
ChainGOidnamespacecontents
A0004623molecular_functionphospholipase A2 activity
A0005509molecular_functioncalcium ion binding
A0005543molecular_functionphospholipid binding
A0005576cellular_componentextracellular region
A0006629biological_processlipid metabolic process
A0006644biological_processphospholipid metabolic process
A0016042biological_processlipid catabolic process
A0016787molecular_functionhydrolase activity
A0035821biological_processmodulation of process of another organism
A0042130biological_processnegative regulation of T cell proliferation
A0046872molecular_functionmetal ion binding
A0047498molecular_functioncalcium-dependent phospholipase A2 activity
A0050482biological_processarachidonate secretion
A0090729molecular_functiontoxin activity
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE CA A 200
ChainResidue
ATYR28
AGLY30
AGLY32
AASP49

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE PBP A 400
ChainResidue
ATYR22
AGLY30
AHIS48
AASP49

site_idAC3
Number of Residues7
DetailsBINDING SITE FOR RESIDUE BU1 A 601
ChainResidue
AMET19
APHE20
ASER23
APRO37
AASP39
AARG43
AHOH316

site_idPBP
Number of Residues1
DetailsP-BROMO-PHENACYL-BROMIDE COVALENTLY BINDING WITH ND1 OF HIS 48.
ChainResidue
AHIS48

Functional Information from PROSITE/UniProt
site_idPS00118
Number of Residues8
DetailsPA2_HIS Phospholipase A2 histidine active site. CCFvHDcC
ChainResidueDetails
ACYS44-CYS51

site_idPS00119
Number of Residues11
DetailsPA2_ASP Phospholipase A2 aspartic acid active site. ICECDRAAaIC
ChainResidueDetails
AILE95-CYS105

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"evidences":[{"source":"UniProtKB","id":"P06859","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"8636969","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9663694","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1BK9","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1PSJ","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues3
DetailsAnnotated By Reference To The Literature 1n29
ChainResidueDetails
AHIS48
AGLY30
AASP99

245663

PDB entries from 2025-12-03

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