3F4X

Carbonic anhydrase inhibitors. Comparison of chlorthalidone and indapamide X-ray crystal structures in adducts with isozyme II: when three water molecules make the difference

Structural Biology Knowledgebase: 3F4X SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.9 Å
  • R-Value Free: 0.252
  • R-Value Work: 0.199

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 3F4X

Classification: LYASE

Total Structure Weight: 29894.03

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

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

A 2-chloro-5-[(1S)-1-hydroxy-3-oxo-2H-isoindol- 1-yl]benzenesulfonamide
chlorthalidone (Synonym)
C14 H11 Cl N2 O4 S
JIVPVXMEBJLZRO-AWEZNQCLSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
HG
Query on HG

A MERCURY (II) ION
Hg
BQPIGGFYSBELGY-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 %)
KLT N/A in BindingDB
Ki: 138 nM  BindingMOAD
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.9 Å
  • R-Value Free: 0.252
  • R-Value Work: 0.199
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 41.39 α = 90.00
b = 42.14 β = 104.29
c = 72.26 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2008-11-03
  • Released Date: 2009-03-17
  • Deposition author(s): Temperini, C., Cecchi, A., Scozzafava, A., Supuran, C.T.

Revision History

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