› 2o1n

X-ray diffraction
2.8Å resolution

Crystal structure of a complex of phospholipase A2 with a peptide Ala-Ile-Ala-Ser at 2.8 A resolution

Released:
DOI: 10.2210/pdb2o1n/pdb
PDB entry 2o1n coloured by chain, front view.
PDB entry 2o1n coloured by chain, side view.
PDB entry 2o1n coloured by chain, top view.
Source organism: Daboia russelii pulchella
Entry authors: Kumar S, Singh N, Sharma S, Kaur P, Singh TP

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:
hetero dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-157763 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Basic phospholipase A2 VRV-PL-VIIIa Chain: A
Molecule details ›
Chain: A
Length: 121 amino acids
Theoretical weight: 13.63 KDa
Source organism: Daboia russelii pulchella
UniProt:
  • Canonical: P59071 (Residues: 1-121; Coverage: 100%)
Sequence domains: Phospholipase A2
Structure domains: Phospholipase A2 domain
Ala-Ile-Ala-Ser peptide Chain: P
Molecule details ›
Chain: P
Length: 4 amino acids
Theoretical weight: 360 Da
Source organism: Daboia russelii pulchella
Expression system: Not provided

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU300
Spacegroup: P43
Unit cell:
a: 52.96Å b: 52.96Å c: 48.63Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.201 0.188 0.227
Expression system: Not provided

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