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1KP4

CALCIUM-BOUND FORM OF PROKARYOTIC PHOSPHOLIPASE A2

Functional Information from GO Data
ChainGOidnamespacecontents
A0004623molecular_functionphospholipase A2 activity
A0006644biological_processphospholipid metabolic process
A0046872molecular_functionmetal ion binding
A0050482biological_processarachidonate secretion
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 200
ChainResidue
AASP43
ALEU44
AASP65
AHOH201
AHOH202
AHOH203

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1it4
ChainResidueDetails
AHIS64
AASP85

site_idMCSA1
Number of Residues5
DetailsM-CSA 528
ChainResidueDetails
AASP43metal ligand
ALEU44metal ligand
AHIS64electrostatic stabiliser, proton acceptor, proton donor
AASP65metal ligand
AASP85electrostatic stabiliser, increase basicity

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PDB entries from 2025-06-18

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