3IEO

The coumarin-binding site in carbonic anhydrase: the antiepileptic lacosamide as an example


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Free: 0.292
  • R-Value Work: 0.255

Literature

Macromolecules
Sequence Display for 3IEO

Classification: LYASE / LYASE INHIBITOR

Total Structure Weight: 30128.07

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
AMJ
Query on AMJ

A N~2~-acetyl-N-benzyl-O-methyl-L-serinamide
C13 H18 N2 O3
VPPJLAIAVCUEMN-LBPRGKRZSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
HG
Query on HG

A MERCURY (II) ION
Hg
BQPIGGFYSBELGY-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
BEZ
Query on BEZ

A BENZOIC ACID
C7 H6 O2
WPYMKLBDIGXBTP-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 %)
AMJ N/A in BindingDB
Ki: 331 nM  BindingMOAD
Ki: 331 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Free: 0.292
  • R-Value Work: 0.255
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 42.19 α = 90.00
b = 41.55 β = 104.56
c = 72.23 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2009-07-23
  • Released Date: 2010-01-26
  • Deposition author(s): Temperini, C., Innocenti, A., Scozzafava, A., Parkkila, S., Supuran, C.T.

Revision History

  • Version 1_0: 2010-01-26

    Type: Initial release

  • Version 1_1: 2011-07-13

    Type: Version format compliance

  • Version 1_2: 2014-02-05

    Type: Database references, Structure summary