X-ray diffraction
1.45Å resolution

Crystal Structure of Pseudomonas aeruginosa Lectin LecA Complexed with 1-Methyl-3-indolyl-b-D-galactopyranoside at 1.45 A Resolution


Function and Biology Details

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Entry contents:
1 distinct polypeptide molecule
PA-I galactophilic lectin Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 122 amino acids
Theoretical weight: 12.9 KDa
Source organism: Pseudomonas aeruginosa PAO1
Expression system: Escherichia coli
  • Canonical: Q05097 (Residues: 1-122; Coverage: 100%)
Gene names: PA2570, lecA, pa1L
Sequence domains: PA-IL-like protein
Structure domains: Galactose-binding lectin

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X06DA
Spacegroup: P212121
Unit cell:
a: 49.6Å b: 68.2Å c: 159.4Å
α: 90° β: 90° γ: 90°
R R work R free
0.191 0.19 0.211
Expression system: Escherichia coli