4KNI

Crystal structure of human carbonic anhydrase isozyme II with 2-Chloro-4-{[(4,6-dimethylpyrimidin-2-yl)sulfanyl]acetyl}benzenesulfonamide

Structural Biology Knowledgebase: 4KNI SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.225
  • R-Value Work: 0.163

Literature

Macromolecules
Sequence Display for 4KNI

Classification: LYASE / LYASE INHIBITOR

Total Structure Weight: 30078.02

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
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 4 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
E1E
Query on E1E

A 2-chloro-4-{[(4,6-dimethylpyrimidin-2-yl)sulfanyl]acetyl}benzenesulfonamide
C14 H14 Cl N3 O3 S2
XWPREILQIYDJMT-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MES
Query on MES

A 2-(N-MORPHOLINO)-ETHANESULFONIC ACID
C6 H13 N O4 S
SXGZJKUKBWWHRA-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 %)
E1E N/A in BindingDB
Kd: 16.7 nM  BindingMOAD
Kd: 16.7 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.225
  • R-Value Work: 0.163
  • Space Group: P 1 21 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 42.08 α = 90.00
b = 41.00 β = 104.11
c = 71.79 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2013-05-10
  • Released Date: 2013-11-06
  • Deposition author(s): Smirnov, A., Manakova, E., Grazulis, S.

Revision History

No revisions since initial release