MolNFT v1 · #21686 · protein
Refined crystal structures of subtilisin novo in complex with wild- type and two mutant eglins. comparison with other serine proteinase inhibitor complexes
1SIB · Subtilisin novo bpn': “Refined crystal structures of subtilisin novo in complex with wild- type and two mutant eglins. comparison…”. X-ray diffraction, 1 ligand (CA), 1 pocket (best druggability 0.62). MolNFT v1 #21686 on GenesisL1…
- PDB
- 1SIB
- Type
- protein
- Length
- 338 residues
- Chains
- 2
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Subtilisin novo bpn'; Eglin C
- EC
- 3.4.21.62
- UniProt
- P00782, P01051
- Ligands
- CA
- Pockets
- 1 · best druggability 0.62
Structure
x-ray diffraction · 2 distinct chains · 25% helix, 23% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| E | Subtilisin novo bpn' (EC 3.4.21.62) | protein | 275 | 27% helix, 21% strand | P00782 |
| I | Eglin C | protein | 63 | 17% helix, 33% strand | P01051 |
Ligands and binding sites
- CA · Calcium ion · metal · 2 copies · chains E
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 | 227 | 0.62 | 0.82 | 37 | empty |
Interfaces
1 interface between chains.
- E–I · 770 Ų buried · 16 hydrogen bonds · protein-protein
Compared structures
- 1SIB · Refined crystal structures of subtilisin novo in complex with wild-type and two mutant… · the same entry in another collection · chain E against E, TM-score 1.00
- P00782 · AlphaFold monomer V2.0 prediction for subtilisin bpn' (P00782) · a predicted model of the same protein · chain E against A, TM-score 1.00
- P01051 · AlphaFold monomer V2.0 prediction for eglin C (P01051) · a predicted model of the same protein · chain I against A, TM-score 0.98
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 P00782
- Every structure of UniProt P01051
- Elsewhere: RCSB PDB 1SIB · PDBe 1SIB · UniProt P00782 · UniProt P01051
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