› 4o1z

X-ray diffraction
2.4Å resolution

Crystal Structure of Ovine Cyclooxygenase-1 Complex with Meloxicam

Released:
DOI: 10.2210/pdb4o1z/pdb
PDB entry 4o1z coloured by chain, front view.
PDB entry 4o1z coloured by chain, side view.
PDB entry 4o1z coloured by chain, top view.
Source organism: Ovis aries
Primary publication:
Oxicams bind in a novel mode to the cyclooxygenase active site via a two-water-mediated H-bonding Network.
Xu S, Hermanson DJ, Banerjee S, Ghebreselasie K, Clayton GM, Garavito RM, Marnett LJ
J Biol Chem 289 6799-6808 (2014)
PMID: 24425867

Function and Biology Details

Reaction catalysed: 
Arachidonate + AH(2) + 2 O(2) = prostaglandin H(2) + A + H(2)O
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-138844 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
Prostaglandin G/H synthase 1 Chains: A, B
Molecule details ›
Chains: A, B
Length: 569 amino acids
Theoretical weight: 65.59 KDa
Source organism: Ovis aries
UniProt:
  • Canonical: P05979 (Residues: 32-600; Coverage: 99%)
Gene names: COX1, PTGS1
Sequence domains: Animal haem peroxidase
Structure domains:

Ligands and Environments


Cofactor: Ligand HEM 2 x HEM
Carbohydrate polymer : NEW Components: NAG
Carbohydrate polymer
2 bound ligands:
Ligand NAG 2 x NAG
Ligand MXM 2 x MXM
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 5ID-B
Spacegroup: P65
Unit cell:
a: 181.326Å b: 181.326Å c: 103.213Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.154 0.15 0.173

Quick links

Citations

6 review citations

The Biosynthesis of Enzymatically Oxidized Lipids.
Hajeyah et al. (2020)
5 more

36 mentions without citation

Structure-Based Virtual Screening: From Classical to Artificial Intelligence.
Maia et al. (2020)
35 more