X-ray diffraction
2.4Å resolution

Crystal structure of PA-IL lectin complexed with aGal12bGal-O-Met at 2.4 A resolution


Function and Biology Details

Structure analysis Details

Assemblies composition:
homo dimer (preferred)
homo tetramer
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
PA-I galactophilic lectin Chains: A, B, C, D, E, F, G, H
Molecule details ›
Chains: A, B, C, D, E, F, G, H
Length: 121 amino acids
Theoretical weight: 12.77 KDa
Source organism: Pseudomonas aeruginosa PAO1
Expression system: Escherichia coli BL21(DE3)
  • Canonical: Q05097 (Residues: 2-122; Coverage: 99%)
Gene names: PA2570, lecA, pa1L
Sequence domains: PA-IL-like protein
Structure domains: Galactose-binding lectin

Ligands and Environments

Carbohydrate polymer : NEW Components: GLA, MBG
2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-1
Spacegroup: P21
Unit cell:
a: 49.885Å b: 99.788Å c: 91.318Å
α: 90° β: 100.77° γ: 90°
R R work R free
0.17 0.166 0.259
Expression system: Escherichia coli BL21(DE3)