X-ray diffraction
2.1Å resolution

Crystal structure of the azide and iron substituted Clostrium difficile SOD2 complex

Source organism: Clostridioides difficile 630
Entry authors: Li W, Ying TL, Wang CL, Zhao Y, Wang HF, Tan XS

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Superoxide dismutase Chain: A
Molecule details ›
Chain: A
Length: 208 amino acids
Theoretical weight: 24.28 KDa
Source organism: Clostridioides difficile 630
Expression system: Escherichia coli
  • Canonical: Q186I6 (Residues: 27-234; Coverage: 99%)
Gene names: CD630_16310, sodA
Sequence domains:
Structure domains:

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRF BEAMLINE BL17U
Spacegroup: P6522
Unit cell:
a: 80.375Å b: 80.375Å c: 250.532Å
α: 90° β: 90° γ: 120°
R R work R free
0.219 0.182 0.198
Expression system: Escherichia coli