5d6h

X-ray diffraction
2.4Å resolution

Crystal structure of CsuC-CsuA/B chaperone-major subunit pre-assembly complex from Csu biofilm-mediating pili of Acinetobacter baumannii

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-180521 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Pili assembly chaperone N-terminal domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 243 amino acids
Theoretical weight: 27.19 KDa
Source organism: Acinetobacter baumannii
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: Q6XBY4 (Residues: 35-277; Coverage: 88%)
Gene name: csuC
Sequence domains: Pili and flagellar-assembly chaperone, PapD N-terminal domain
Spore coat protein U domain-containing protein Chain: B
Molecule details ›
Chain: B
Length: 152 amino acids
Theoretical weight: 15.93 KDa
Source organism: Acinetobacter baumannii
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: Q6XBY7 (Residues: 38-180; Coverage: 92%)
Gene name: csuA/B
Sequence domains: Spore Coat Protein U domain

Ligands and Environments

No bound ligands
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID23-1
Spacegroup: P6422
Unit cell:
a: 94.705Å b: 94.705Å c: 187.048Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.224 0.219 0.266
Expression system: Escherichia coli BL21