3MQE

Structure of SC-75416 bound at the COX-2 active site

Structural Biology Knowledgebase: 3MQE SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.8 Å
  • R-Value Free: 0.290
  • R-Value Work: 0.236

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 3MQE

Classification: OXIDOREDUCTASE

Total Structure Weight: 278003.16

Macromolecule Entities
Molecule Chains Length Organism Details
Prostaglandin G/H synthase 2 A, B, C, D 587 Mus musculus EC#: 1.14.99.1 IUBMB
Fragment: mCOX-2 c delta (UNP residues 18 to 604)
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 4 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)
416
Query on 416

A, B, C, D (2S)-7-tert-butyl-6-chloro-2-(trifluoromethyl)- 2H-chromene-3-carboxylic acid
C15 H14 Cl F3 O3
QGCKNIAMHUUUDI-LBPRGKRZSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
BOG
Query on BOG

A, C B-OCTYLGLUCOSIDE
C14 H28 O6
HEGSGKPQLMEBJL-RKQHYHRCSA-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 %)
416 IC50: 62 nM (87) BindingDB

N/A in BindingMoad
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.8 Å
  • R-Value Free: 0.290
  • R-Value Work: 0.236
  • Space Group: P 21 21 2
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 183.70 α = 90.00
b = 140.38 β = 90.00
c = 129.74 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2010-04-28
  • Released Date: 2010-10-27
  • Deposition author(s): Wang, J.L., Limburg, D., Graneto, M.J., Springer, J., Rogier, J., Kiefer, J.R.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4