3EFT

Crystal structure of the complex between Carbonic Anhydrase II and a spin-labeled sulfonamide incorporating TEMPO moiety


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.85 Å
  • R-Value Free: 0.240
  • R-Value Work: 0.192

Literature

Macromolecules
Sequence Display for 3EFT

Classification: LYASE

Total Structure Weight: 29976.04

Macromolecule Entities
Molecule Chains Length Organism Details
Carbonic anhydrase 2 A 260 Homo sapiens EC#: 4.2.1.1 IUBMB
Gene Name(s): CA2 Gene View
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A 3-chloro-4-{[(1-hydroxy-2,2,6,6-tetramethylpiperidin- 4-yl)carbamothioyl]amino}benzenesulfonamide
2, (Synonym)
C16 H25 Cl N4 O3 S2
WDEYGBCTTZKGRI-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
HG
Query on HG

A MERCURY (II) ION
Hg
BQPIGGFYSBELGY-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ZN
Query on ZN

A ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
3BS N/A in BindingDB
Ki: 12 nM  BindingMOAD
Ki: 12 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.85 Å
  • R-Value Free: 0.240
  • R-Value Work: 0.192
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 42.13 α = 90.00
b = 41.50 β = 104.30
c = 72.31 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2008-09-10
  • Released Date: 2009-09-08
  • Deposition author(s): Temperini, C., Cecchi, A., Scozzafava, A., Supuran, C.T.

Revision History

  • 2011-07-13
    Type: Version format compliance