Research workbench
Structure of the human M2 muscarinic acetylcholine receptor bound to an antagonist
Analyse Structure of the human M2 muscarinic acetylcholine receptor bound to an… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 3UON
- Type
- protein
- Length
- 438 residues
- Chains
- 1
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Human M2 muscarinic acetylcholine, receptor T4 lysozyme fusion protein
- EC
- 3.2.1.17
- UniProt
- P08172, P00720
- Ligands
- QNB, BGC, CL
- Pockets
- 5 · best druggability 0.82
Structure
x-ray diffraction · 1 distinct chain · 74% helix, 3% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Human M2 muscarinic acetylcholine, receptor T4 lysozyme fusion protein (EC 3.2.1.17) | protein | 438 | 74% helix, 3% strand | P08172, P00720 |
Ligands and binding sites
- QNB · (3R)-1-azabicyclo[2.2.2]oct-3-yl hydroxy(diphenyl) acetate · ligand · chains A
- BGC · beta-D-glucopyranose · sugar · chains A
- CL · Chloride ion · ion · 2 copies · chains A
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
5 pockets found on a 1 Å grid, 3 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 218 | 0.82 | 0.94 | 32 | QNB |
| 2 | 871 | 0.80 | 0.82 | 80 | CL |
| 3 | 283 | 0.59 | 0.78 | 23 | empty |
| 4 | 115 | 0.49 | 0.80 | 18 | empty |
| 5 | 156 | 0.40 | 0.73 | 21 | BGC |
Modifications
Observed in the structure: 2 disulfide (disulfide).
Compared structures
- 3UON · Structure of the human M2 muscarinic acetylcholine receptor bound to an antagonist · the same entry in another collection · chain A against A, TM-score 1.00
- P08172 · AlphaFold monomer V2.0 prediction for muscarinic acetylcholine receptor M2 (P08172) · a predicted model of the same protein · chain A against A, TM-score 0.64
Analyse
- Open in the research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides and crosslinks on the 3D structure
- Every structure of UniProt P08172
- Every structure of UniProt P00720
- Elsewhere: RCSB PDB 3UON · PDBe 3UON · UniProt P08172 · UniProt P00720
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