› 4qnn

X-ray diffraction
2.5Å resolution

Crystal Structure of phospholipase A 1 from hornet(Vespa basalis) venom

Released:
DOI: 10.2210/pdb4qnn/pdb
PDB entry 4qnn coloured by chain, front view.
PDB entry 4qnn coloured by chain, side view.
PDB entry 4qnn coloured by chain, top view.
Source organism: Vespa basalis
Entry authors: Chuang CY, Ko TP, Wang AHJ, Hou MH

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-102396 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Phospholipase A1 Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 300 amino acids
Theoretical weight: 33.23 KDa
Source organism: Vespa basalis
Expression system: Escherichia coli
UniProt:
  • Canonical: A0A0M3KKW3 (Residues: 1-300; Coverage: 100%)
Sequence domains: Lipase
Structure domains: alpha/beta hydrolase

Ligands and Environments

2 bound ligands:
Ligand CL 24 x CL
Ligand HG 3 x HG
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSRRC BEAMLINE BL17B2
Spacegroup: P1
Unit cell:
a: 57.276Å b: 70.147Å c: 81.724Å
α: 107.14° β: 109.99° γ: 100.9°
R-values:
R R work R free
0.208 0.204 0.279
Expression system: Escherichia coli

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