Research workbench
Crystal structure of the mouse acetylcholinesterase-TZ2PA6 syn complex
Analyse Crystal structure of the mouse acetylcholinesterase-TZ2PA6 syn complex in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 1Q83
- Type
- protein
- Length
- 1,067 residues
- Chains
- 2
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Acetylcholinesterase
- EC
- 3.1.1.7
- UniProt
- P21836
- Ligands
- TZ5, NAG, FUL
- Pockets
- 14 · best druggability 0.79
Structure
x-ray diffraction · 2 distinct chains · 38% helix, 18% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Acetylcholinesterase (EC 3.1.1.7) | protein | 536 | 38% helix, 18% strand | P21836 |
| B | Acetylcholinesterase (EC 3.1.1.7) | protein | 531 | 38% helix, 18% strand | P21836 |
Ligands and binding sites
- TZ5 · 3,8-diamino-6-phenyl-5-[6-[1-[2-[(1,2,3,4-tetrahydro-9-acridinyl)amino]ethyl]-1H-1,2,3-triazol-5-yl]hexyl]-phenanthridinium · ligand · 2 copies · chains A, B
- NAG · 2-acetamido-2-deoxy-beta-D-glucopyranose · sugar · 3 copies · chains A, B
- FUL · beta-L-fucopyranose · sugar · chains A
- P6G · Hexaethylene glycol · additive · chains A, B
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
14 pockets found on a 1 Å grid, 7 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 409 | 0.79 | 0.88 | 45 | TZ5 |
| 2 | 362 | 0.79 | 0.88 | 42 | TZ5 |
| 3 | 173 | 0.66 | 0.86 | 25 | P6G |
| 4 | 175 | 0.57 | 0.81 | 20 | empty |
| 5 | 175 | 0.57 | 0.81 | 19 | empty |
Interfaces
1 interface between chains.
- A–B · 948 Ų buried · 9 hydrogen bonds · protein-protein
Modifications
Observed in the structure: 6 disulfide, 3 glycan (disulfide, N-glycosylation).
Compared structures
- 1Q83 · Crystal structure of the mouse acetylcholinesterase-TZ2PA6 syn complex · the same entry in another collection · chain A against A, TM-score 1.00
- P21836 · AlphaFold monomer V2.0 prediction for acetylcholinesterase (P21836) · a predicted model of the same protein · chain B 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 P21836
- Elsewhere: RCSB PDB 1Q83 · PDBe 1Q83 · UniProt P21836
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