Research workbench
Structure the ananain protease from ananas comosus covalently bound to the E64 inhibitor
Analyse Structure the ananain protease from ananas comosus covalently bound to the E64… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 6YCC
- Type
- protein
- Length
- 430 residues
- Chains
- 2
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Ananain
- EC
- 3.4.22.31
- UniProt
- P80884
- Ligands
- E64, SO4
- Pockets
- 3 · best druggability 0.54
Structure
x-ray diffraction · 1 distinct chain · 26% helix, 21% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A, B | Ananain (EC 3.4.22.31) | protein | 215 | 26% helix, 21% strand | P80884 |
Ligands and binding sites
- E64 · N-[N-[1-hydroxycarboxyethyl-carbonyl]leucylamino-butyl]-guanidine · ligand · 2 copies · chains A, B
- SO4 · Sulfate ion · ion · 4 copies · chains A, B
- GOL · Glycerol · additive · 3 copies · chains A, B
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
3 pockets found on a 1 Å grid, 1 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 228 | 0.54 | 0.77 | 29 | empty |
| 2 | 96 | 0.41 | 0.77 | 20 | E64 |
| 3 | 73 | 0.38 | 0.78 | 16 | empty |
Interfaces
1 interface between chains.
- A–B · 445 Ų buried · 7 hydrogen bonds · protein-protein
Modifications
Observed in the structure: 6 disulfide, 2 covalent (disulfide, covalent ligand).
Compared structures
- 6YCC · Structure the ananain protease from Ananas comosus covalently bound to the E64 inhibitor · the same entry in another collection · chain A against A, TM-score 1.00
- P80884 · AlphaFold monomer V2.0 prediction for ananain (P80884) · a predicted model of the same protein · chain A against A, TM-score 0.99
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 P80884
- Elsewhere: RCSB PDB 6YCC · PDBe 6YCC · UniProt P80884
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