2r9c

X-ray diffraction
1.8Å resolution

Calpain 1 proteolytic core inactivated by ZLAK-3001, an alpha-ketoamide

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-161316 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Calpain-1 catalytic subunit Chain: A
Molecule details ›
Chain: A
Length: 339 amino acids
Theoretical weight: 38.8 KDa
Source organism: Rattus norvegicus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P97571 (Residues: 27-356; Coverage: 46%)
Gene names: Capn1, Cls1
Sequence domains: Calpain family cysteine protease
Structure domains: Cysteine proteinases

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X6A
Spacegroup: P212121
Unit cell:
a: 40.43Å b: 70.25Å c: 110.41Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.158 0.156 0.196
Expression system: Escherichia coli BL21(DE3)