X-ray diffraction
2.3Å resolution

Crystal structure of the siderophore receptor PiuD from Pseudomonas aeruginosa


Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Putative outer membrane receptor for iron transport Chains: A, B
Molecule details ›
Chains: A, B
Length: 741 amino acids
Theoretical weight: 81.5 KDa
Source organism: Pseudomonas aeruginosa 39016
Expression system: Escherichia coli
  • Canonical: V6ALN4 (Residues: 36-766; Coverage: 100%)
Gene name: PAMH27_5021
Sequence domains:
Structure domains: TonB-dependent receptor, plug domain

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID23-1
Spacegroup: C2
Unit cell:
a: 164.522Å b: 136.452Å c: 118.955Å
α: 90° β: 132.04° γ: 90°
R R work R free
0.224 0.223 0.249
Expression system: Escherichia coli