1OQ5

CARBONIC ANHYDRASE II IN COMPLEX WITH NANOMOLAR INHIBITOR

Structural Biology Knowledgebase: 1OQ5 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.5 Å
  • R-Value Free: 0.189
  • R-Value Work: 0.129

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1OQ5

Classification: METAL BINDING PROTEIN

Total Structure Weight: 29604.85

Macromolecule Entities
Molecule Chains Length Organism Details
Carbonic anhydrase II A 259 Homo sapiens EC#: 4.2.1.1 IUBMB
Gene Name(s): CA2 Gene View

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

A 4-[5-(4-METHYLPHENYL)-3-(TRIFLUOROMETHYL)- 1H-PYRAZOL-1-YL]BENZENESULFONAMIDE
CELECOXIB (Synonym)
C17 H14 F3 N3 O2 S
RZEKVGVHFLEQIL-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ZN
Query on ZN

A ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
CEL IC50: 21 nM (100) BindingDB
Ki: 21 - 21000 nM (100) BindingDB

IC50: 21 nM  BindingMOAD
IC50: 21 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.5 Å
  • R-Value Free: 0.189
  • R-Value Work: 0.129
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 42.01 α = 90.00
b = 41.07 β = 104.20
c = 71.93 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2003-03-07
  • Released Date: 2004-03-23
  • Deposition author(s): Weber, A., Casini, A., Heine, A., Kuhn, D., Supuran, C.T., Scozzafava, A., Klebe, G.

Revision History

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