3CAJ

Crystal structure of the human carbonic anhydrase II in complex with ethoxzolamide

Structural Biology Knowledgebase: 3CAJ SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.214
  • R-Value Work: 0.180

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 3CAJ

Classification: LYASE

Total Structure Weight: 30062.24

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 5 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
MBO
Query on MBO

A MERCURIBENZOIC ACID
C7 H5 Hg O2
FVFZSVRSDNUCGG-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
EZL
Query on EZL

A 6-ethoxy-1,3-benzothiazole-2-sulfonamide
Ethoxzolamide (Synonym)
C9 H10 N2 O3 S2
OUZWUKMCLIBBOG-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
GOL
Query on GOL

A GLYCEROL
2, (Synonym)
C3 H8 O3
PEDCQBHIVMGVHV-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)
CL
Query on CL

A CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
EZL IC50: 0.3 - 3 nM (100) BindingDB
Kd: 1.1 nM (100) BindingDB
Ki: <1 - 8000 nM (99 - 100) BindingDB

Ki: 8 nM  BindingMOAD
Ki: 8 nM  PDBbind
CL Ki: >200000000 nM (100) BindingDB

N/A in BindingMoad


Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.214
  • R-Value Work: 0.180
  • Space Group: P 1 21 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 42.21 α = 90.00
b = 41.36 β = 104.35
c = 72.03 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2008-02-20
  • Released Date: 2008-04-08
  • Deposition author(s): Di Fiore, A., De Simone, G.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4
  • 2011-07-13
    Type: Non-polymer description | Details: chemical name/synonym update