4COX

CYCLOOXYGENASE-2 (PROSTAGLANDIN SYNTHASE-2) COMPLEXED WITH A NON-SELECTIVE INHIBITOR, INDOMETHACIN

Structural Biology Knowledgebase: 4COX SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.9 Å
  • R-Value Free: 0.309
  • R-Value Work: 0.219

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 4COX

Classification: OXIDOREDUCTASE

Total Structure Weight: 275829.19

Macromolecule Entities
Molecule Chains Length Organism Details
CYCLOOXYGENASE-2 A, B, C, D 587 Mus musculus EC#: 1.14.99.1 IUBMB
Mutation: N310Q, R333K
Gene Name(s): Ptgs2 Cox-2 Cox2 Pghs-b Tis10
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Membrane Protein

Source: inferred by homology | Group: MONOTOPIC MEMBRANE PROTEINS

Subgroup Name: Cyclooxygenases

Protein Name: Cyclooxygenase-2


Small Molecules
Ligands 3 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
HEM
Query on HEM

A, B, C, D PROTOPORPHYRIN IX CONTAINING FE
HEME (Synonym)
C34 H32 Fe N4 O4
KABFMIBPWCXCRK-RGGAHWMASA-L
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
IMN
Query on IMN

A, B, C, D INDOMETHACIN
C19 H16 Cl N O4
CGIGDMFJXJATDK-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
NAG
Query on NAG

A, B, C, D N-ACETYL-D-GLUCOSAMINE
C8 H15 N O6
OVRNDRQMDRJTHS-FMDGEEDCSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
IMN IC50: 2.6 - 20000 nM (86 - 99) BindingDB
Ki: 130 - 1000 nM (87) BindingDB

N/A in BindingMoad
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.9 Å
  • R-Value Free: 0.309
  • R-Value Work: 0.219
  • Space Group: P 21 21 2
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 179.80 α = 90.00
b = 133.60 β = 90.00
c = 118.40 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1996-12-18
  • Released Date: 1997-12-24
  • Deposition author(s): Kurumbail, R., Stallings, W.

Revision History

  • 2011-07-13
    Type: Non-polymer description | Details: chemical name/synonym update
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4