3CZV

Crystal structure of the human carbonic anhydrase XIII in complex with acetazolamide

Structural Biology Knowledgebase: 3CZV SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Free: 0.217
  • R-Value Work: 0.178

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 3CZV

Classification: LYASE

Total Structure Weight: 59920.33

Macromolecule Entities
Molecule Chains Length Organism Details
Carbonic anhydrase 13 A, B 264 Homo sapiens EC#: 4.2.1.1 IUBMB
Gene Name(s): CA13 Gene View

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

A, B 5-ACETAMIDO-1,3,4-THIADIAZOLE-2-SULFONAMIDE
C4 H6 N4 O3 S2
BZKPWHYZMXOIDC-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
GOL
Query on GOL

B GLYCEROL
2, (Synonym)
C3 H8 O3
PEDCQBHIVMGVHV-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ZN
Query on ZN

A, B ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
AZM IC50: 490 - 1050 nM (91) BindingDB
Kd: 50 - 65 nM (100) BindingDB
Ki: 5.7 - 17 nM (91 - 100) BindingDB

Ki: 16 nM  BindingMOAD
Ki: 16 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Free: 0.217
  • R-Value Work: 0.178
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 59.03 α = 90.00
b = 81.57 β = 90.00
c = 112.37 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2008-04-30
  • Released Date: 2008-07-29
  • Deposition author(s): Di Fiore, A., De Simone, G.

Revision History

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