PDBe 1alw

X-ray diffraction
2.03Å resolution

INHIBITOR AND CALCIUM BOUND DOMAIN VI OF PORCINE CALPAIN

Released:

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Calpain small subunit 1 Chains: A, B
Molecule details ›
Chains: A, B
Length: 173 amino acids
Theoretical weight: 19.88 KDa
Source organism: Sus scrofa
Expression system: Escherichia coli
UniProt:
  • Canonical: P04574 (Residues: 94-266; Coverage: 65%)
Gene names: CAPN4, CAPNS1
Sequence domains: EF-hand domain pair
Structure domains: EF-hand

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RUH2R
Spacegroup: P21
Unit cell:
a: 49.87Å b: 80.46Å c: 57.08Å
α: 90° β: 91.2° γ: 90°
R-values:
R R work R free
0.21 0.21 0.27
Expression system: Escherichia coli