3h6r

X-ray diffraction
1.95Å resolution

Clitocypin, a beta-trefoil cysteine protease inhibitor

Released:
Source organism: Clitocybe nebularis
Primary publication:
Versatile loops in mycocypins inhibit three protease families.
J Biol Chem 285 308-16 (2010)
PMID: 19846555

Function and Biology Details

Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assemblies composition:
monomeric
hetero dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-174889 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Clitocypin-2 Chain: A
Molecule details ›
Chain: A
Length: 152 amino acids
Theoretical weight: 16.81 KDa
Source organism: Clitocybe nebularis
UniProt:
  • Canonical: Q3Y9I4 (Residues: 1-152; Coverage: 100%)
Gene name: clt2
Sequence domains: Peptidase inhibitor clitocypin
Structure domains: Trefoil (Acidic Fibroblast Growth Factor, subunit A)
Clitocypin-2 Chain: B
Molecule details ›
Chain: B
Length: 152 amino acids
Theoretical weight: 16.91 KDa
Source organism: Clitocybe nebularis
UniProt:
  • Canonical: Q3Y9I4 (Residues: 1-152; Coverage: 100%)
Gene name: clt2
Sequence domains: Peptidase inhibitor clitocypin
Structure domains: Trefoil (Acidic Fibroblast Growth Factor, subunit A)

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ELETTRA BEAMLINE 5.2R
Spacegroup: P21
Unit cell:
a: 46.54Å b: 58Å c: 58.26Å
α: 90° β: 111.2° γ: 90°
R-values:
R R work R free
0.196 0.186 0.241