MolNFT v1 · #93863 · protein
The glic pentameric ligand-gated ion channel (wild-type) complexed to bromoform
4HFH · Proton-gated ion channel: “The glic pentameric ligand-gated ion channel (wild-type) complexed to bromoform”. X-ray diffraction, 5 ligands (PLC, UNL, MBR), 20 pockets (best druggability 0.81). MolNFT v1 #93863 on GenesisL1: 3D…
- PDB
- 4HFH
- Type
- protein
- Length
- 1,555 residues
- Chains
- 5
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Proton-gated ion channel
- UniProt
- Q7NDN8
- Ligands
- PLC, UNL, MBR, NA, CL
- Pockets
- 20 · best druggability 0.81
Structure
x-ray diffraction · 1 distinct chain · 37% helix, 34% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A, B, C, D, E | Proton-gated ion channel | protein | 311 | 37% helix, 34% strand | Q7NDN8 |
Ligands and binding sites
- PLC · Diundecyl phosphatidyl choline · ligand · 10 copies · chains A, B, C, D, E
- UNL · Unknown ligand · ligand · 10 copies · chains A, B, E, C, D
- MBR · Tribromomethane · ligand · 10 copies · chains A, B, C, D, E
- NA · Sodium ion · metal · 5 copies · chains A, B, C, D, E
- CL · Chloride ion · ion · 7 copies · chains A, B, C, D, E
- ACT · Acetate ion · additive · 10 copies · chains A, E, B, C, D
- LMT · Dodecyl-beta-D-maltoside · additive · 6 copies · chains A, E, B, C, D
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 | 1114 | 0.81 | 0.82 | 62 | LMT |
| 2 | 452 | 0.75 | 0.84 | 61 | MBR |
| 3 | 475 | 0.75 | 0.83 | 60 | MBR |
| 4 | 442 | 0.74 | 0.83 | 66 | MBR |
| 5 | 213 | 0.74 | 0.89 | 44 | MBR |
Interfaces
5 interfaces between chains.
- A–E · 2329 Ų buried · 17 hydrogen bonds · protein-protein
- A–B · 2305 Ų buried · 18 hydrogen bonds · protein-protein
- B–C · 2295 Ų buried · 15 hydrogen bonds · protein-protein
- C–D · 2293 Ų buried · 15 hydrogen bonds · protein-protein
- D–E · 2271 Ų buried · 16 hydrogen bonds · protein-protein
Compared structures
- 4HFH · The GLIC pentameric Ligand-Gated Ion Channel (wild-type) complexed to bromoform · the same entry in another collection · chain E against E, TM-score 1.00
- Q7NDN8 · AlphaFold monomer V2.0 prediction for proton-gated ion channel (Q7NDN8) · a predicted model of the same protein · chain A against A, TM-score 1.00
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 Q7NDN8
- Elsewhere: RCSB PDB 4HFH · PDBe 4HFH · UniProt Q7NDN8
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