3HS7

X-ray crystal structure of docosahexaenoic acid bound to the cyclooxygenase channel of cyclooxygenase-2

Structural Biology Knowledgebase: 3HS7 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.65 Å
  • R-Value Free: 0.234
  • R-Value Work: 0.181

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 3HS7

Classification: OXIDOREDUCTASE

Total Structure Weight: 141364.01

Macromolecule Entities
Molecule Chains Length Organism Details
Prostaglandin G/H synthase 2 A, B 591 Mus musculus EC#: 1.14.99.1 IUBMB
Mutation: N594A
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 7 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
COH
Query on COH

A, B PROTOPORPHYRIN IX CONTAINING CO
C34 H32 Co N4 O4
AQTFKGDWFRRIHR-CTESUSPADG
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
HXA
Query on HXA

A, B DOCOSA-4,7,10,13,16,19-HEXAENOIC ACID
C22 H32 O2
MBMBGCFOFBJSGT-KUBAVDMBSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
BOG
Query on BOG

A, B B-OCTYLGLUCOSIDE
C14 H28 O6
HEGSGKPQLMEBJL-RKQHYHRCSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
NAG
Query on NAG

A, B N-ACETYL-D-GLUCOSAMINE
C8 H15 N O6
OVRNDRQMDRJTHS-FMDGEEDCSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MAN
Query on MAN

A ALPHA-D-MANNOSE
C6 H12 O6
WQZGKKKJIJFFOK-PQMKYFCFSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
AKR
Query on AKR

A, B ACRYLIC ACID
C3 H4 O2
NIXOWILDQLNWCW-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
EDO
Query on EDO

A, B 1,2-ETHANEDIOL
ETHYLENE GLYCOL (Synonym)
C2 H6 O2
LYCAIKOWRPUZTN-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
HXA IC50: 9800 nM (86) BindingDB

N/A in BindingMoad
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.65 Å
  • R-Value Free: 0.234
  • R-Value Work: 0.181
  • Space Group: I 2 2 2
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 119.29 α = 90.00
b = 131.71 β = 90.00
c = 179.24 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2009-06-10
  • Released Date: 2010-05-12
  • Deposition author(s): Vecchio, A.J., Simmons, D.M., Malkowski, M.G.

Revision History

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