› 3uk9

X-ray diffraction
3.11Å resolution

Galactose-specific lectin from Dolichos lablab

Released:
DOI: 10.2210/pdb3uk9/pdb
PDB entry 3uk9 coloured by chain, front view.
PDB entry 3uk9 coloured by chain, side view.
PDB entry 3uk9 coloured by chain, top view.
Source organism: Lablab purpureus
Primary publication:
Affinity of a galactose-specific legume lectin from Dolichos lablab to adenine revealed by X-ray cystallography.
Shetty KN, Latha VL, Rao RN, Nadimpalli SK, Suguna K
IUBMB Life 65 633-44 (2013)
PMID: 23794513

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-109825 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Lectin alpha chain Chains: A, B, C, D, E, F, G, H
Molecule details ›
Chains: A, B, C, D, E, F, G, H
Length: 281 amino acids
Theoretical weight: 30.45 KDa
Source organism: Lablab purpureus
UniProt:
  • Canonical: B3EWQ9 (Residues: 1-281; Coverage: 100%)
Sequence domains: Legume lectin domain
Structure domains: Jelly Rolls

Ligands and Environments

5 bound ligands:
Ligand EDO 11 x EDO
Ligand PEG 7 x PEG
Ligand PGE 1 x PGE
Ligand CA 8 x CA
Ligand MN 8 x MN
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: P1
Unit cell:
a: 73.99Å b: 84.13Å c: 93.159Å
α: 89.92° β: 76.01° γ: 77°
R-values:
R R work R free
0.254 0.251 0.306

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Citations

2 review citations

Are Dietary Lectins Relevant Allergens in Plant Food Allergy?
Barre et al. (2020)
1 more