3UON

Structure of the human M2 muscarinic acetylcholine receptor bound to an antagonist


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.0 Å
  • R-Value Free: 0.276
  • R-Value Work: 0.225

Literature

Macromolecules
Sequence Display for 3UON

Classification: SIGNALING PROTEIN / ANTAGONIST

Total Structure Weight: 53283.02

Macromolecule Entities
Molecule Chains Length Organism Details
Human M2 muscarinic acetylcholine, receptor T4 lysozyme fusion protein A 467 Homo sapiens Enterobacteria phage t4 sensu lato EC#: 3.2.1.17 IUBMB
Fragment: UNP RESIDUES 1-217, UNP RESIDUES 2-161, UNP RESIDUES 377-466
Mutation: N2D, N3D, N6D, N9D, C1054T, C1097A
Gene Name(s): E CHRM2 Gene View
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Membrane Protein

Source: mpstruc | Group: ALPHA-HELICAL

Subgroup Name: G Protein-Coupled Receptors (GPCRs)

Protein Name: M2 human muscarinic acetylcholine receptor bound to an antagonist


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

A (3R)-1-azabicyclo[2.2.2]oct-3-yl hydroxy(diphenyl)acetate
C21 H23 N O3
HGMITUYOCPPQLE-IBGZPJMESA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
BGC
Query on BGC

A BETA-D-GLUCOSE
C6 H12 O6
WQZGKKKJIJFFOK-VFUOTHLCSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CL
Query on CL

A CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.0 Å
  • R-Value Free: 0.276
  • R-Value Work: 0.225
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 78.17 α = 90.00
b = 47.26 β = 109.70
c = 88.12 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2011-11-16
  • Released Date: 2012-02-01
  • Deposition author(s): Haga, K., Kruse, A.C., Asada, H., Yurugi-Kobayashi, T., Shiroishi, M., Zhang, C., Weis, W.I., Okada, T., Kobilka, B.K., Haga, T., Kobayashi, T.

Revision History

  • Version 1_0: 2012-02-01

    Type: Initial release

  • Version 1_1: 2012-03-28

    Type: Database references

  • Version 1_2: 2017-08-09

    Type: Refinement description, Source and taxonomy