3T5U

Crystal structure of the human carbonic anhydrase II in complex with N-hydroxy benzenesulfonamide


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.75 Å
  • R-Value Free: 0.183 
  • R-Value Work: 0.171 

wwPDB Validation 3D Report Full Report


This is version 1.0 of the entry. See complete history

Literature

Carbonic anhydrase inhibitors: X-ray crystallographic studies for the binding of N-substituted benzenesulfonamides to human isoform II.

Di Fiore, A.Maresca, A.Alterio, V.Supuran, C.T.De Simone, G.

(2011) Chem.Commun.(Camb.) 47: 11636-11638

  • DOI: 10.1039/c1cc14575d
  • Primary Citation of Related Structures:  3T5Z

  • PubMed Abstract: 
  • N-substituted benzenesulfonamides, incorporating the N-amino-, N-hydroxy- and N-methoxy-moieties at the sulfonamide zinc binding group, have been investigated as CAIs by means of inhibition and structural studies, unraveling interesting aspects relat ...

    N-substituted benzenesulfonamides, incorporating the N-amino-, N-hydroxy- and N-methoxy-moieties at the sulfonamide zinc binding group, have been investigated as CAIs by means of inhibition and structural studies, unraveling interesting aspects related to their inhibition mechanism.


    Related Citations: 
    • Thermodynamic optimisation in drug discovery: a case study using carbonic anhydrase inhibitors.
      Scott, A.D.,Phillips, C.,Alex, A.,Flocco, M.,Bent, A.,Randall, A.,O'Brien, R.,Damian, L.,Jones, L.H.
      (2009) Chemmedchem 4: 1985
    • Refined structure of human carbonic anhydrase II at 2.0 A resolution.
      Eriksson, A.E.,Jones, T.A.,Liljas, A.
      (1988) Proteins 4: 274


    Organizational Affiliation

    Istituto di Biostrutture e Bioimmagini-CNR, via Mezzocannone 16, 80134 Napoli, Italy.




Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
Carbonic anhydrase 2
A
259Homo sapiensGene Names: CA2
EC: 4.2.1.1
Find proteins for P00918 (Homo sapiens)
Go to Gene View: CA2
Go to UniProtKB:  P00918
Small Molecules
Ligands 4 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
MBO
Query on MBO

Download SDF File 
Download CCD File 
A
MERCURIBENZOIC ACID
C7 H5 Hg O2
FVFZSVRSDNUCGG-UHFFFAOYSA-N
 Ligand Interaction
ZN
Query on ZN

Download SDF File 
Download CCD File 
A
ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
 Ligand Interaction
GOL
Query on GOL

Download SDF File 
Download CCD File 
A
GLYCEROL
GLYCERIN; PROPANE-1,2,3-TRIOL
C3 H8 O3
PEDCQBHIVMGVHV-UHFFFAOYSA-N
 Ligand Interaction
A09
Query on A09

Download SDF File 
Download CCD File 
A
N-hydroxybenzenesulfonamide
C6 H7 N O3 S
BRMDATNYMUMZLN-UHFFFAOYSA-N
 Ligand Interaction
External Ligand Annotations 
IDBinding Affinity (Sequence Identity %)
A09Ki: 26 nM (100) BINDINGDB
A09Ki: 5470 nM BINDINGMOAD
A09Ki: 26 nM PDBBIND
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.75 Å
  • R-Value Free: 0.183 
  • R-Value Work: 0.171 
  • Space Group: P 1 21 1
Unit Cell:
Length (Å)Angle (°)
a = 42.260α = 90.00
b = 41.540β = 104.43
c = 72.090γ = 90.00
Software Package:
Software NamePurpose
CrystalCleardata collection
CNSrefinement
HKL-2000data reduction
HKL-2000data scaling
CNSphasing

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2012-06-20
    Type: Initial release