5CLU

THE CRYSTAL STRUCTURE OF THE COMPLEX of HCAII WITH A SACCHARINE DERIVATIVE


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.55 Å
  • R-Value Free: 0.186 
  • R-Value Work: 0.160 

wwPDB Validation 3D Report Full Report


This is version 1.1 of the entry. See complete history

Literature

A Combined Crystallographic and Theoretical Study Explains the Capability of Carboxylic Acids to Adopt Multiple Binding Modes in the Active Site of Carbonic Anhydrases.

Langella, E.D'Ambrosio, K.D'Ascenzio, M.Carradori, S.Monti, S.M.Supuran, C.T.De Simone, G.

(2016) Chemistry 22: 97-100

  • DOI: 10.1002/chem.201503748

  • PubMed Abstract: 
  • Carboxylates are the least investigated class of inhibitors of carbonic anhydrases (CAs). Here we explain the versatility of binding of these molecules to CAs by examining a new adduct of hCA II with N-carboxymethyl-saccharin.

    Carboxylates are the least investigated class of inhibitors of carbonic anhydrases (CAs). Here we explain the versatility of binding of these molecules to CAs by examining a new adduct of hCA II with N-carboxymethyl-saccharin.


    Organizational Affiliation

    Istituto di Biostrutture e Bioimmagini-CNR, via Mezzocannone 16, 80134 Napoli (Italy).,Istituto di Biostrutture e Bioimmagini-CNR, via Mezzocannone 16, 80134 Napoli (Italy). katia.dambrosio@cnr.it.,Department of Pharmacy, "G. D'Annunzio" University of Chieti, Via dei Vestini 31, 66100 Chieti (Italy).,Istituto di Biostrutture e Bioimmagini-CNR, via Mezzocannone 16, 80134 Napoli (Italy). gdesimon@unina.it.,Università degli Studi di Firenze, Polo Scientifico, Laboratorio di Chimica Bioinorganica, Rm. 188, Via della Lastruccia 3, 50019 Sesto Fiorentino, Florence (Italy).,Target Discovery Institute, University of Oxford, NDM Research Building, Roosevelt Drive, Headington, Oxford OX3 7FZ (UK).,NEUROFARBA Department, Sezione di Scienze Farmaceutiche, Via Ugo Schiff 6, 50019 Sesto Fiorentino, Florence (Italy).




Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
Carbonic anhydrase 2
A
257Homo sapiensMutation(s): 0 
Gene 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 3 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
ZN
Query on ZN

Download SDF File 
Download CCD File 
A
ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
 Ligand Interaction
S8A
Query on S8A

Download SDF File 
Download CCD File 
A
(1,1-dioxido-3-oxo-1,2-benzothiazol-2(3H)-yl)acetic acid
C9 H7 N O5 S
MQAZHTHFEBUHCD-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
External Ligand Annotations 
IDBinding Affinity (Sequence Identity %)
S8AKi: 78000 nM BINDINGMOAD
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.55 Å
  • R-Value Free: 0.186 
  • R-Value Work: 0.160 
  • Space Group: P 1 21 1
Unit Cell:
Length (Å)Angle (°)
a = 42.370α = 90.00
b = 41.070β = 104.23
c = 72.060γ = 90.00
Software Package:
Software NamePurpose
CrystalCleardata reduction
CNSrefinement
HKL-2000data scaling
CNSphasing

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2015-11-11
    Type: Initial release
  • Version 1.1: 2016-01-27
    Type: Database references