4IWZ

structure of hCAII in complex with an acetazolamide derivative


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.6 Å
  • R-Value Free: 0.185
  • R-Value Work: 0.152

Literature

Macromolecules
Sequence Display for 4IWZ

Classification: LYASE / LYASE INHIBITOR

Total Structure Weight: 29656.83

Macromolecule Entities
Molecule Chains Length Organism Details
Carbonic anhydrase 2 A 257 Homo sapiens EC#: 4.2.1.1 IUBMB
Fragment: h carbonic anhydrase II
Gene Name(s): CA2 Gene View
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 4 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
1GO
Query on 1GO

A N-(5-sulfamoyl-1,3,4-thiadiazol-2-yl)-2-(thiophen- 2-yl)acetamide
C8 H8 N4 O3 S3
KROUVPYNINHEBZ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
GOL
Query on GOL

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

A DIMETHYL SULFOXIDE
C2 H6 O S
IAZDPXIOMUYVGZ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ZN
Query on ZN

A ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
1GO Ki: 51 nM (100) BindingDB

Ki: 51 nM  BindingMOAD
Ki: 51 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.6 Å
  • R-Value Free: 0.185
  • R-Value Work: 0.152
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 42.24 α = 90.00
b = 41.32 β = 104.18
c = 71.98 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2013-01-24
  • Released Date: 2013-12-11
  • Deposition author(s): Biswas, S., McKenna, R.

Revision History

No revisions since initial release