3NB5

Human carbonic anhydrase II in complex with 2-(3-chloro-4-hydroxyphenyl)-N-(4-sulfamoylphenethyl)acetamide

Structural Biology Knowledgebase: 3NB5 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.207
  • R-Value Work: 0.193

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 3NB5

Classification: LYASE / LYASE INHIBITOR

Total Structure Weight: 29999.80

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

Small Molecules
Ligands 3 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
R21
Query on R21

A 2-(3-chloro-4-hydroxyphenyl)-N-[2-(4-sulfamoylphenyl)ethyl]acetamide
2-(3-chloro-4-hydroxyphenyl)-N-(4-sulfamoylphenethyl)acetamide (Synonym)
C16 H17 Cl N2 O4 S
MALIONKMKPITBV-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
GOL
Query on GOL

A GLYCEROL
2, (Synonym)
C3 H8 O3
PEDCQBHIVMGVHV-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ZN
Query on ZN

A ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
R21 Ki: 18 nM (100) BindingDB

Ki: 18 nM  BindingMOAD
Ki: 18 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.207
  • R-Value Work: 0.193
  • Space Group: P 1 21 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 42.67 α = 90.00
b = 41.54 β = 104.89
c = 72.47 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2010-06-02
  • Released Date: 2011-04-20
  • Deposition author(s): Hofmann, A., Osman, A., Davis, R.A.

Revision History

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