4zqu

X-ray diffraction
2.09Å resolution

CdiA-CT/CdiI toxin and immunity complex from Yersinia pseudotuberculosis

Released:

Function and Biology Details

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

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-101801 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Deoxyribonuclease CdiA Chain: A
Molecule details ›
Chain: A
Length: 124 amino acids
Theoretical weight: 13.69 KDa
Source organism: Yersinia pseudotuberculosis YPIII
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: A0A0H3B0B8 (Residues: 954-1077; Coverage: 12%)
Gene names: YPK_0575, cdiA
Sequence domains: CDI toxin restriction endonuclease-like domain
Structure domains: Trna Endonuclease; Chain: A, domain 1
Immunity protein CdiI-YPIII Chain: B
Molecule details ›
Chain: B
Length: 185 amino acids
Theoretical weight: 21.02 KDa
Source organism: Salmonella enterica subsp. enterica serovar Rubislaw str. ATCC 10717
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: A0A0R4I987 (Residues: 1-177; Coverage: 100%)
Gene names: YPK_0576, cdiI
Sequence domains: CDI immunity protein
Structure domains: NMB0488-like

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL7-1
Spacegroup: C2
Unit cell:
a: 63.51Å b: 68.31Å c: 71.419Å
α: 90° β: 92.18° γ: 90°
R-values:
R R work R free
0.211 0.205 0.257
Expression system: Escherichia coli BL21(DE3)