2X7S

STRUCTURES OF HUMAN CARBONIC ANHYDRASE II INHIBITOR COMPLEXES REVEAL A SECOND BINDING SITE FOR STEROIDAL AND NON-STEROIDAL INHIBITORS.

Structural Biology Knowledgebase: 2X7S SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.64 Å
  • R-Value Free: 0.277
  • R-Value Work: 0.256

Literature

Macromolecules
Sequence Display for 2X7S

Classification: LYASE

Total Structure Weight: 30236.03

Macromolecule Entities
Molecule Chains Length Organism Details
CARBONIC ANHYDRASE 2 A 259 Homo sapiens EC#: 4.2.1.1 IUBMB
Fragment: RESIDUES 2-260
Gene Name(s): CA2 Gene View
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A (13ALPHA,14BETA,17ALPHA)-3-HYDROXY-2-METHOXYESTRA- 1,3,5(10)-TRIEN-17-YL SULFAMATE
2-METHOXYESTRADIOL 17-O-SULFAMATE (Synonym)
C19 H27 N O5 S
AOEHUXLJSHGXHN-SSTWWWIQSA-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)
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 %)
WZC IC50: 526 nM (100) BindingDB

Ki: 1660 nM  BindingMOAD
Ki: 1660 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.64 Å
  • R-Value Free: 0.277
  • R-Value Work: 0.256
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 42.04 α = 90.00
b = 71.92 β = 90.00
c = 73.75 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2010-03-03
  • Released Date: 2010-03-31
  • Deposition author(s): Cozier, G.E., Leese, M.P., Lloyd, M.D., Baker, M.D., Thiyagarajan, N., Acharya, K.R., Potter, B.V.L.

Revision History

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