2NNS

Structure of inhibitor binding to Carbonic Anhydrase II

Structural Biology Knowledgebase: 2NNS SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.03 Å
  • R-Value Observed: 0.129

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 2NNS

Classification: Lyase

Total Structure Weight: 30181.43

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
M25
Query on M25

A N-{2-[4-(AMINOSULFONYL)PHENYL]ETHYL}ACETAMIDE
C10 H14 N2 O3 S
IIMGUEXQORZTID-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)
CL
Query on CL

A CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
M25 N/A in BindingDB
Kd: 900 nM  BindingMOAD
Kd: 900 nM  PDBbind
CL Ki: >200000000 nM (100) BindingDB

N/A in BindingMoad

Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
CMH
Query on CMH
A L-PEPTIDE LINKING C4 H9 Hg N O2 S CYS

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.03 Å
  • R-Value Observed: 0.129
  • Space Group: P 1 21 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 42.26 α = 90.00
b = 41.34 β = 104.50
c = 71.97 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2006-10-24
  • Released Date: 2007-05-08
  • Deposition author(s): Christianson, D.W., Jude, K.M.

Revision History

  • 2011-07-13
    Type: Non-polymer description | Details: chemical name/synonym update
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4