1PXX

CRYSTAL STRUCTURE OF DICLOFENAC BOUND TO THE CYCLOOXYGENASE ACTIVE SITE OF COX-2

Structural Biology Knowledgebase: 1PXX SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.9 Å
  • R-Value Free: 0.302
  • R-Value Work: 0.254

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1PXX

Classification: OXIDOREDUCTASE

Total Structure Weight: 284889.82

Macromolecule Entities
Molecule Chains Length Organism Details
Prostaglandin G/H synthase 2 A, B, C, D 604 Mus musculus EC#: 1.14.99.1 IUBMB
Gene Name(s): Ptgs2 Cox-2 Cox2 Pghs-b Tis10

Membrane Protein

Source: inferred by homology | Group: MONOTOPIC MEMBRANE PROTEINS

Subgroup Name: Cyclooxygenases

Protein Name: Cyclooxygenase-2


Small Molecules
Ligands 4 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
BOG
Query on BOG

A, D B-OCTYLGLUCOSIDE
C14 H28 O6
HEGSGKPQLMEBJL-RKQHYHRCSA-N
Ligand Explorer
 
JSmol
DIF
Query on DIF

A, B, C, D 2-[2,6-DICHLOROPHENYL)AMINO]BENZENEACETIC ACID
DICLOFENAC (Synonym)
C14 H11 Cl2 N O2
DCOPUUMXTXDBNB-UHFFFAOYSA-N
Ligand Explorer
 
JSmol
HEM
Query on HEM

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

A, B, C, D N-ACETYL-D-GLUCOSAMINE
C8 H15 N O6
OVRNDRQMDRJTHS-FMDGEEDCSA-N
Ligand Explorer
 
JSmol
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
DIF IC50: 5 - 23620 nM (87 - 100) 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: 0.302
  • R-Value Work: 0.254
  • Space Group: P 21 21 2
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 181.15 α = 90.00
b = 135.09 β = 90.00
c = 124.17 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2003-07-07
  • Released Date: 2003-09-09
  • Deposition author(s): Kiefer, J.R., Rowlinson, S.W., Prusakiewicz, J.J., Pawlitz, J.L., Kozak, K.R., Kalgutkar, A.S., Stallings, W.C., Marnett, L.J., Kurumbail, R.G.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4
  • 2011-07-13
    Type: Biological assembly | Details: Added software calculated values