› 2sba

X-ray diffraction
2.6Å resolution

SOYBEAN AGGLUTININ COMPLEXED WITH 2,6-PENTASACCHARIDE

Released:
DOI: 10.2210/pdb2sba/pdb
PDB entry 2sba coloured by chain, front view.
PDB entry 2sba coloured by chain, side view.
PDB entry 2sba coloured by chain, top view.
Source organism: Glycine max
Primary publication:
X-ray crystal structure of the soybean agglutinin cross-linked with a biantennary analog of the blood group I carbohydrate antigen.
Dessen A, Gupta D, Sabesan S, Brewer CF, Sacchettini JC
Biochemistry 34 4933-42 (1995)
PMID: 7711015

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-138339 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
Lectin Chain: A
Molecule details ›
Chain: A
Length: 253 amino acids
Theoretical weight: 27.6 KDa
Source organism: Glycine max
UniProt:
  • Canonical: P05046 (Residues: 33-285; Coverage: 100%)
Gene name: LE1
Sequence domains: Legume lectin domain
Structure domains: Jelly Rolls

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG, GAL
Carbohydrate polymer
2 bound ligands:
Ligand MN 1 x MN
Ligand CA 1 x CA
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: P6422
Unit cell:
a: 144.9Å b: 144.9Å c: 109.4Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.208 0.208 not available

Quick links

Citations

12 review citations

Protein glucosylation and its role in protein folding.
Parodi AJ. (2000)
11 more

12 mentions without citation

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