1PGG

PROSTAGLANDIN H2 SYNTHASE-1 COMPLEXED WITH 1-(4-IODOBENZOYL)-5-METHOXY-2-METHYLINDOLE-3-ACETIC ACID (IODOINDOMETHACIN), TRANS MODEL

Structural Biology Knowledgebase: 1PGG SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 4.5 Å
  • R-Value Free: 0.267
  • R-Value Work: 0.254

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1PGG

Classification: OXIDOREDUCTASE

Total Structure Weight: 136196.05

Macromolecule Entities
Molecule Chains Length Organism Details
PROSTAGLANDIN H2 SYNTHASE-1 A, B 576 Ovis aries EC#: 1.14.99.1 IUBMB
Gene Name(s): PTGS1 Gene View COX1

Membrane Protein

Source: inferred by homology | Group: MONOTOPIC MEMBRANE PROTEINS

Subgroup Name: Cyclooxygenases

Protein Name: Ram Prostaglandin H2 synthase-1 (cyclooxygenase-1 or COX-1)


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

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

A, B 1-(4-IODOBENZOYL)-5-METHOXY-2-METHYL INDOLE- 3-ACETIC ACID
C19 H16 I N O4
CXBFZYKAVCAPSV-UHFFFAOYSA-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)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
IMM IC50: 780 nM (99) BindingDB

N/A in BindingMoad
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 4.5 Å
  • R-Value Free: 0.267
  • R-Value Work: 0.254
  • Space Group: I 2 2 2

Unit Cell:

Length (Å) Angle (°)
a = 99.22 α = 90.00
b = 208.99 β = 90.00
c = 232.43 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1995-12-02
  • Released Date: 1997-01-11
  • Deposition author(s): Loll, P.J., Picot, D., Garavito, R.M.

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