Research workbench
Human cathepsin S with cra-27934, a nitrile inhibitor
Analyse Human cathepsin S with cra-27934, a nitrile inhibitor in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 2FRA
- Type
- protein
- Length
- 435 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
- CRV
- Pockets
- 1 · best druggability 0.72
Structure
x-ray diffraction · 2 distinct chains · 29% helix, 24% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Cathepsin S (EC 3.4.22.27) | protein | 217 | 29% helix, 24% strand | P25774 |
| B | Cathepsin S (EC 3.4.22.27) | protein | 218 | 29% helix, 24% strand | P25774 |
Ligands and binding sites
- CRV · N-[1-(aminomethyl)cyclopropyl]-3-(benzylsulfonyl)-N~2~-[(1S)-2,2,2-trifluoro-1-(4-hydroxyphenyl)ethyl]-L-alaninamide · ligand · 2 copies · chains A, B
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
1 pocket found on a 1 Å grid, 1 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 527 | 0.72 | 0.81 | 68 | CRV |
Interfaces
1 interface between chains.
- A–B · 753 Ų buried · 7 hydrogen bonds · protein-protein
Modifications
Observed in the structure: 6 disulfide, 2 covalent (disulfide, covalent ligand).
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 2FRA · PDBe 2FRA · UniProt P25774
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