› 1cii

X-ray diffraction
3Å resolution

COLICIN IA

Released:
DOI: 10.2210/pdb1cii/pdb
PDB entry 1cii coloured by chain, front view.
PDB entry 1cii coloured by chain, side view.
PDB entry 1cii coloured by chain, top view.
Source organism: Escherichia coli
Primary publication:
Crystal structure of colicin Ia.
Wiener M, Freymann D, Ghosh P, Stroud RM
Nature 385 461-4 (1997)
PMID: 9009197

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-139155 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Colicin-Ia Chain: A
Molecule details ›
Chain: A
Length: 602 amino acids
Theoretical weight: 67.04 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P06716 (Residues: 23-624; Coverage: 96%)
Gene name: cia
Sequence domains:
Structure domains:

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL7-1
Spacegroup: C2221
Unit cell:
a: 64.4Å b: 178.6Å c: 285.5Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.241 0.241 0.312
Expression system: Escherichia coli

Quick links

Citations

38 review citations

Neurotoxins affecting neuroexocytosis.
Schiavo et al. (2000)
37 more

36 mentions without citation

Colicin biology.
Cascales et al. (2007)
35 more