1DDX

CRYSTAL STRUCTURE OF A MIXTURE OF ARACHIDONIC ACID AND PROSTAGLANDIN BOUND TO THE CYCLOOXYGENASE ACTIVE SITE OF COX-2: PROSTAGLANDIN STRUCTURE

• PDB DOI: https://doi.org/10.2210/pdb1DDX/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Mus musculus
• Expression System: Spodoptera frugiperda
• Mutation(s): No 


• Deposited: 1999-11-11 Released: 2000-05-16 
• Deposition Author(s): Kiefer, J.R., Pawlitz, J.L., Moreland, K.T., Stegeman, R.A., Gierse, J.K., Stevens, A.M., Goodwin, D.C., Rowlinson, S.W., Marnett, L.J., Stallings, W.C., Kurumbail, R.G.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.00 Å
• R-Value Free: 0.324 
• R-Value Work: 0.267 
• R-Value Observed: 0.267 

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly 2  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 260.1 kDa 
• Atom Count: 18,477 
• Modelled Residue Count: 2,208 
• Deposited Residue Count: 2,208 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
PROTEIN (PROSTAGLANDIN H2 SYNTHASE-2)	A, B, C, D	552	Mus musculus	Mutation(s): 0  EC: 1.14.99.1
UniProt
Find proteins for Q05769 (Mus musculus) Explore Q05769  Go to UniProtKB:  Q05769

Oligosaccharides

Help

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	E, F, G, H	2		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G42666HT GlyCosmos:  G42666HT GlyGen:  G42666HT

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PGX	L [auth A], P [auth B], T [auth C], X [auth D]	7-[6-(3-HYDROPEROXY-OCT-1-ENYL)-2,3-DIOXA-BICYCLO[2.2.1]HEPT-5-YL]-HEPT-5-ENOIC ACID C20 H32 O6 SGUKUZOVHSFKPH-YNNPMVKQSA-N
BOG	K [auth A], O [auth B], S [auth C], W [auth D]	octyl beta-D-glucopyranoside C14 H28 O6 HEGSGKPQLMEBJL-RKQHYHRCSA-N
NAG	I [auth A], J [auth A], M [auth B], N [auth B], Q [auth C], R [auth C], U [auth D], V [auth D]	2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.00 Å
• R-Value Free: 0.324 
• R-Value Work: 0.267 
• R-Value Observed: 0.267 
• Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 180.24	α = 90
b = 134.8	β = 90
c = 122.51	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
X-PLOR	model building
X-PLOR	refinement
X-PLOR	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2000-05-16 
Deposition Author(s): Kiefer, J.R., Pawlitz, J.L., Moreland, K.T., Stegeman, R.A., Gierse, J.K., Stevens, A.M., Goodwin, D.C., Rowlinson, S.W., Marnett, L.J., Stallings, W.C., Kurumbail, R.G.

Revision History  

• Version 1.0: 2000-05-16
  Type: Initial release
  
• Version 1.1: 2008-04-27
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Non-polymer description, Version format compliance
• Version 2.0: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Advisory, Atomic model, Data collection, Derived calculations, Structure summary