PDBe 4hpg

X-ray diffraction
2.54Å resolution

Crystal structure of a glycosylated beta-1,3-glucanase (HEV B 2), an allergen from Hevea brasiliensis


Function and Biology Details

Reaction catalysed:
Hydrolysis of (1->3)-beta-D-glucosidic linkages in (1->3)-beta-D-glucans. 
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Beta-1,3-glucanase Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 316 amino acids
Theoretical weight: 35.32 KDa
Source organism: Hevea brasiliensis
  • Canonical: A2TM14 (Residues: 37-352; Coverage: 94%)
Sequence domains: Glycosyl hydrolases family 17
Structure domains: Glycosidases

Ligands and Environments

3 bound ligands:

1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 5ID-B
Spacegroup: P21
Unit cell:
a: 87.176Å b: 89.778Å c: 101.542Å
α: 90° β: 113.59° γ: 90°
R R work R free
0.195 0.193 0.24