1AVN

HUMAN CARBONIC ANHYDRASE II COMPLEXED WITH THE HISTAMINE ACTIVATOR

Structural Biology Knowledgebase: 1AVN SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Observed: 0.154

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1AVN

Classification: LYASE

Total Structure Weight: 29577.24

Macromolecule Entities
Molecule Chains Length Organism Details
CARBONIC ANHYDRASE II A 259 Homo sapiens EC#: 4.2.1.1 IUBMB
Details: COMPLEX WITH HISTAMINE
Gene Name(s): CA2 Gene View

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

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

A HISTAMINE
C5 H9 N3
NTYJJOPFIAHURM-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)
AZI
Query on AZI

A AZIDE ION
N3
IVRMZWNICZWHMI-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
HSM N/A in BindingDB
Kd: 125000 nM  BindingMOAD
Kd: 125000 nM  PDBbind
AZI Ki: 1500000 - 1510000 nM (100) BindingDB

N/A in BindingMoad


Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Observed: 0.154
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 42.61 α = 90.00
b = 41.69 β = 104.24
c = 72.78 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1997-09-17
  • Released Date: 1997-12-24
  • Deposition author(s): Briganti, F., Mangani, S., Orioli, P., Scozzafava, A., Vernaglione, G., Supuran, C.T.

Revision History

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