Research workbench
Crystal structure of human cathepsin-S with bound ligand
Analyse Crystal structure of human cathepsin-S with bound ligand in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 5QC3
- Type
- protein
- Length
- 442 residues
- Chains
- 2
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Cathepsin S
- EC
- 3.4.22.27
- UniProt
- P25774
- Ligands
- B9Y
- Pockets
- 5 · best druggability 0.75
Structure
x-ray diffraction · 1 distinct chain · 30% helix, 23% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A, B | Cathepsin S (EC 3.4.22.27) | protein | 221 | 30% helix, 23% strand | P25774 |
Ligands and binding sites
- B9Y · 1-{3-[3-{[2-(4-fluoropiperidin-1-yl)ethyl]sulfanyl}-4-(trifluoromethyl)phenyl]-1-[(2S)-2-hydroxy-3-(piperidin-1-yl)propyl]-1,4,6,7-tetrahydro-5H-pyrazolo[4,3-c]pyridin-5-yl}-2-hydroxyethan-1-one · ligand · 2 copies · chains A, B
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
5 pockets found on a 1 Å grid, 1 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 581 | 0.75 | 0.82 | 81 | empty |
| 2 | 76 | 0.50 | 0.84 | 18 | empty |
| 3 | 142 | 0.45 | 0.76 | 31 | empty |
| 4 | 92 | 0.38 | 0.76 | 21 | empty |
| 5 | 74 | 0.32 | 0.74 | 25 | empty |
Interfaces
1 interface between chains.
- A–B · 646 Ų buried · 7 hydrogen bonds · protein-protein
Modifications
Observed in the structure: 6 disulfide (disulfide).
Compared structures
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 P25774
- Elsewhere: RCSB PDB 5QC3 · PDBe 5QC3 · UniProt P25774
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