MolNFT v1 · #177504 · protein
Human alpha 7 nicotinic acetylcholine receptor in apo-form
7EKI · Neuronal acetylcholine receptor subunit alpha-7: “Human alpha 7 nicotinic acetylcholine receptor in apo-form”. Electron microscopy, 2 ligands (CLR, NAG), 20 pockets (best druggability 0.78). MolNFT v1 #177504 on GenesisL1: 3D…
- PDB
- 7EKI
- Type
- protein
- Length
- 1,975 residues
- Chains
- 5
- Method
- electron microscopy
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Neuronal acetylcholine receptor subunit alpha-7
- UniProt
- P36544
- Ligands
- CLR, NAG
- Pockets
- 20 · best druggability 0.78
Structure
electron microscopy · 1 distinct chain · 40% helix, 24% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A, B, C, D, E | Neuronal acetylcholine receptor subunit alpha-7 | protein | 395 | 40% helix, 24% strand | P36544 |
Ligands and binding sites
- CLR · Cholesterol · ligand · 5 copies · chains A, B, C, D, E
- NAG · 2-acetamido-2-deoxy-beta-D-glucopyranose · sugar · 15 copies · chains A, B, C, D, E
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
20 pockets found on a 1 Å grid, 20 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 288 | 0.78 | 0.88 | 29 | empty |
| 2 | 301 | 0.76 | 0.88 | 52 | empty |
| 3 | 397 | 0.70 | 0.81 | 30 | empty |
| 4 | 124 | 0.70 | 0.90 | 24 | empty |
| 5 | 140 | 0.69 | 0.89 | 27 | empty |
Interfaces
5 interfaces between chains.
- A–B · 3112 Ų buried · 24 hydrogen bonds · protein-protein
- D–E · 3105 Ų buried · 24 hydrogen bonds · protein-protein
- C–D · 3103 Ų buried · 24 hydrogen bonds · protein-protein
- A–E · 3099 Ų buried · 24 hydrogen bonds · protein-protein
- B–C · 3097 Ų buried · 24 hydrogen bonds · protein-protein
Modifications
Observed in the structure: 10 disulfide, 10 glycan (disulfide, N-glycosylation).
Compared structures
- 7EKI · human alpha 7 nicotinic acetylcholine receptor in apo-form · the same entry in another collection · chain E against E, TM-score 1.00
- P36544 · AlphaFold monomer V2.0 prediction for neuronal acetylcholine receptor subunit alpha-7… · a predicted model of the same protein · chain E against A, TM-score 0.92
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 P36544
- Elsewhere: RCSB PDB 7EKI · PDBe 7EKI · UniProt P36544
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