1OKN

CARBONIC ANHYDRASE II COMPLEX WITH THE 1OKN INHIBITOR 4-SULFONAMIDE-[1-(4-N-(5-FLUORESCEIN THIOUREA)BUTANE)]

Structural Biology Knowledgebase: 1OKN SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.4 Å
  • R-Value Free: 0.268
  • R-Value Work: 0.153

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1OKN

Classification: LYASE

Total Structure Weight: 29741.49

Macromolecule Entities
Molecule Chains Length Organism Details
CARBONIC ANHYDRASE II A 259 Homo sapiens EC#: 4.2.1.1 IUBMB
Gene Name(s): CA2 Gene View

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

A MERCURY (II) ION
Hg
BQPIGGFYSBELGY-UHFFFAOYSA-N
Ligand Explorer
 
JSmol
STB
Query on STB

A 4-SULFONAMIDE-[4-(THIOMETHYLAMINOBUTANE)]BENZAMIDE
C12 H19 N3 O3 S2
XLYYIFIRODREFK-UHFFFAOYSA-N
Ligand Explorer
 
JSmol
ZN
Query on ZN

A ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
Ligand Explorer
 
JSmol
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
STB N/A in BindingDB
Kd: 2.3 nM  BindingMOAD
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.4 Å
  • R-Value Free: 0.268
  • R-Value Work: 0.153
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 42.70 α = 90.00
b = 41.70 β = 104.60
c = 73.00 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1996-06-25
  • Released Date: 1997-01-11
  • Deposition author(s): Elbaum, D., Nair, S.K., Patchan, M.W., Thompson, R.B., Christianson, D.W.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4