3IBI

The crystal structure of the human carbonic anhydrase II in complex with an aliphatic sulfamate inhibitor


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.93 Å
  • R-Value Free: 0.205
  • R-Value Work: 0.169

Literature

Macromolecules
Sequence Display for 3IBI

Classification: LYASE / LYASE INHIBITOR

Total Structure Weight: 29806.74

Macromolecule Entities
Molecule Chains Length Organism Details
Carbonic anhydrase 2 A 259 Homo sapiens EC#: 4.2.1.1 IUBMB
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
HGB
Query on HGB

A 4-(HYDROXYMERCURY)BENZOIC ACID
C7 H6 Hg O3
WMHRYLDWLOGHSG-UHFFFAOYSA-M
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
BOW
Query on BOW

A octyl sulfamate
n-Octyl sulfamate (Synonym)
C8 H19 N O3 S
ZXWAFSSPWCHAJT-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)
CL
Query on CL

A CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
BOW Ki: 2.6 - 8000 nM (100) BindingDB

Ki: 2.6 nM  BindingMOAD
Ki: 2.6 nM  PDBbind
CL Ki: >200000000 nM (100) BindingDB

N/A in BindingMoad


Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.93 Å
  • R-Value Free: 0.205
  • R-Value Work: 0.169
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 42.00 α = 90.00
b = 41.22 β = 104.24
c = 71.67 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2009-07-16
  • Released Date: 2009-09-22
  • Deposition author(s): Alterio, V., De Simone, G.

Revision History

  • Version 1_0: 2009-09-22

    Type: Initial release

  • Version 1_1: 2011-07-13

    Type: Version format compliance

  • Version 1_2: 2011-08-24

    Type: Atomic model, Database references, Structure summary