4U14

Structure of the M3 muscarinic acetylcholine receptor bound to the antagonist tiotropium crystallized with disulfide-stabilized T4 lysozyme (dsT4L)


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.57 Å
  • R-Value Free: 0.325
  • R-Value Work: 0.272

Literature

Macromolecules
Sequence Display for 4U14

Classification: MEMBRANE PROTEIN

Total Structure Weight: 53077.29

Macromolecule Entities
Molecule Chains Length Organism Details
Muscarinic acetylcholine receptor M3,Endolysin,Muscarinic acetylcholine receptor M3 A 460 Rattus norvegicus Enterobacteria phage t4 sensu lato EC#: 3.2.1.17 IUBMB
Fragment: UNP P08483 residues 57-259, 482-563, P00720 residues 1-161
Mutation: I1003C, R1012G, T1021C, C1054T, I1137R, T1142C
Gene Name(s): E Chrm3 Chrm-3
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Membrane Protein

Source: inferred by homology | Group: ALPHA-HELICAL

Subgroup Name: G Protein-Coupled Receptors (GPCRs)

Protein Name: M3 muscarinic acetylcholine receptor


Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
0HK
Query on 0HK

A (1R,2R,4S,5S,7S)-7-{[hydroxy(dithiophen-2- yl)acetyl]oxy}-9,9-dimethyl-3-oxa-9-azoniatricyclo[3.3.1.0~2,4~]nonane
Tiotropium (Synonym)
C19 H22 N O4 S2
LERNTVKEWCAPOY-DZZGSBJMSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.57 Å
  • R-Value Free: 0.325
  • R-Value Work: 0.272
  • Space Group: P 41 21 2

Unit Cell:

Length (Å) Angle (°)
a = 54.95 α = 90.00
b = 54.95 β = 90.00
c = 348.03 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2014-07-15
  • Released Date: 2014-11-26
  • Deposition author(s): Thorsen, T.S., Matt, R.A., Weis, W.I., Kobilka, B.K.

Revision History

  • 2014-12-24
    Type: Database references