PDBe 3gax

X-ray diffraction
1.7Å resolution

Crystal structure of monomeric human cystatin C stabilized against aggregation


Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Cystatin-C Chains: A, B
Molecule details ›
Chains: A, B
Length: 120 amino acids
Theoretical weight: 13.4 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: P01034 (Residues: 27-146; Coverage: 100%)
Gene name: CST3
Sequence domains: Cystatin domain
Structure domains: Nuclear Transport Factor 2; Chain: A,

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: BESSY BEAMLINE 14.1
Spacegroup: P61
Unit cell:
a: 76.26Å b: 76.26Å c: 97.576Å
α: 90° β: 90° γ: 120°
R R work R free
0.139 0.138 0.167
Expression system: Escherichia coli