Research workbench
Structure of a complex formed between Proteinase K and a designed heptapeptide inhibitor Pro-Ala-Pro-Phe-Ala-Ala-Ala at atomic resolution
Analyse Structure of a complex formed between Proteinase K and a designed heptapeptide… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 1P7V
- Type
- protein
- Length
- 286 residues
- Chains
- 2
- Method
- x-ray diffraction
- Collection
- MolNFT v2 / PDB Bank
- Contract
- 0xd58B01f6C18086e5202cdC5D7Ad3E41790360102
- Owner
- 0xF4e1AA6f26B7DA48EeAD9B24a97927303eeA07b8
- Resolution
- 1.08
- Source
- Engyodontium album; SYNTHETIC CONSTRUCT
- Molecule
- proteinase K; inhibitor peptide
- EC
- 3.4.21.64
- UniProt
- P06873
- Ligands
- CA, NO3
Structure
x-ray diffraction · resolution 1.08 · 2 distinct chains · 27% helix, 24% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | proteinase K (EC 3.4.21.64) | protein | 279 | 27% helix, 24% strand | P06873 |
| B | inhibitor peptide | protein | 7 | 0% helix, 0% strand | — |
Ligands and binding sites
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Interfaces
1 interface between chains.
- A–B · 501 Ų buried · 5 hydrogen bonds · protein-protein
Modifications
Observed in the structure: 2 disulfide (disulfide).
Compared structures
- 1P7V · Structure of a complex formed between proteinase K and a designed heptapeptide inhibitor… · the same entry in another collection · chain A against A, TM-score 1.00
- P06873 · AlphaFold monomer V2.0 prediction for proteinase K (P06873) · a predicted model of the same protein · chain A 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 P06873
- Elsewhere: RCSB PDB 1P7V · PDBe 1P7V · UniProt P06873
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