› 1poe

X-ray diffraction
2.1Å resolution

STRUCTURES OF FREE AND INHIBITED HUMAN SECRETORY PHOSPHOLIPASE A2 FROM INFLAMMATORY EXUDATE

Released:
DOI: 10.2210/pdb1poe/pdb
PDB entry 1poe coloured by chain, front view.
PDB entry 1poe coloured by chain, side view.
PDB entry 1poe coloured by chain, top view.
Source organism: Homo sapiens
Primary publication:
Structures of free and inhibited human secretory phospholipase A2 from inflammatory exudate.
Scott DL, White SP, Browning JL, Rosa JJ, Gelb MH, Sigler PB
Science 254 1007-10 (1991)
PMID: 1948070

Function and Biology Details

Reaction catalysed: 
Phosphatidylcholine + H(2)O = 1-acylglycerophosphocholine + a carboxylate
Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-146965 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Phospholipase A2, membrane associated Chains: A, B
Molecule details ›
Chains: A, B
Length: 124 amino acids
Theoretical weight: 13.95 KDa
Source organism: Homo sapiens
Expression system: Not provided
UniProt:
  • Canonical: P14555 (Residues: 21-144; Coverage: 100%)
Gene names: PLA2B, PLA2G2A, PLA2L, RASF-A
Sequence domains: Phospholipase A2
Structure domains: Phospholipase A2 domain

Ligands and Environments

2 bound ligands:
Ligand CA 4 x CA
Ligand GEL 2 x GEL
No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: P43212
Unit cell:
a: 76.3Å b: 76.3Å c: 115.3Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.196 0.196 not available
Expression system: Not provided

Quick links

Citations

21 review citations

Phospholipase A2 enzymes.
Kudo et al. (2002)
20 more

8 mentions without citation

Structural and Functional Aspects of Targeting the Secreted Human Group IIA Phospholipase A2.
Kim et al. (2020)
7 more