2HA4

Crystal structure of mutant S203A of mouse acetylcholinesterase complexed with acetylcholine

Structural Biology Knowledgebase: 2HA4 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.56 Å
  • R-Value Free: 0.224
  • R-Value Work: 0.189

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 2HA4

Classification: Hydrolase

Total Structure Weight: 120483.67

Macromolecule Entities
Molecule Chains Length Organism Details
Acetylcholinesterase A, B 543 Mus musculus EC#: 3.1.1.7 IUBMB
Fragment: catalytic domain
Mutation: S203A
Gene Name(s): Ache
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 3 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
P6G
Query on P6G

A HEXAETHYLENE GLYCOL
POLYETHYLENE GLYCOL PEG400 (Synonym)
C12 H26 O7
IIRDTKBZINWQAW-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ACH
Query on ACH

A, B ACETYLCHOLINE
C7 H16 N O2
OIPILFWXSMYKGL-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ACT
Query on ACT

A, B ACETATE ION
C2 H3 O2
QTBSBXVTEAMEQO-UHFFFAOYSA-M
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
ACH N/A in BindingDB
N/A in BindingMoad
Kd: 2000000 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.56 Å
  • R-Value Free: 0.224
  • R-Value Work: 0.189
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 79.67 α = 90.00
b = 111.73 β = 90.00
c = 228.16 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2006-06-12
  • Released Date: 2006-07-18
  • Deposition author(s): Bourne, Y., Radic, Z., Sulzenbacher, G., Kim, E., Taylor, P., Marchot, P.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4
  • 2011-07-13
    Type: Flag residual B-value | Details: Tagged residual B temperature factor