PDBe 1pz3

X-ray diffraction
1.75Å resolution

Crystal structure of a family 51 (GH51) alpha-L-arabinofuranosidase from Geobacillus stearothermophilus T6


Function and Biology Details

Reaction catalysed:
Hydrolysis of terminal non-reducing alpha-L-arabinofuranoside residues in alpha-L-arabinosides. 
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
homo hexamer (preferred)
Entry contents:
1 distinct polypeptide molecule
Intracellular exo-alpha-(1->5)-L-arabinofuranosidase Chains: A, B
Molecule details ›
Chains: A, B
Length: 502 amino acids
Theoretical weight: 57.28 KDa
Source organism: Geobacillus stearothermophilus
Expression system: Escherichia coli
  • Canonical: Q9XBQ3 (Residues: 1-502; Coverage: 100%)
Gene name: abfA
Sequence domains: Alpha-L-arabinofuranosidase C-terminal domain
Structure domains:

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: R3
Unit cell:
a: 179.43Å b: 179.43Å c: 100.231Å
α: 90° β: 90° γ: 120°
R R work R free
0.171 0.171 0.204
Expression system: Escherichia coli