PDBe 3dww

Electron crystallography
3.5Å resolution

Electron crystallographic structure of human microsomal prostaglandin E synthase 1


Function and Biology Details

Reaction catalysed:
(5Z,13E)-(15S)-9-alpha,11-alpha-epidioxy-15-hydroxyprosta-5,13-dienoate = (5Z,13E)-(15S)-11-alpha,15-dihydroxy-9-oxoprosta-5,13-dienoate
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
homo trimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Prostaglandin E synthase Chains: A, B, C
Molecule details ›
Chains: A, B, C
Length: 158 amino acids
Theoretical weight: 17.95 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: O14684 (Residues: 1-152; Coverage: 100%)
Gene names: MGST1L1, MPGES1, PGES, PIG12, PTGES
Sequence domains: MAPEG family
Structure domains: Membrane associated eicosanoid/glutathione metabolism-like domain

Ligands and Environments

Cofactor: Ligand GSH 3 x GSH
No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 3.5Å
Expression system: Escherichia coli