1rmg

X-ray diffraction
2Å resolution

RHAMNOGALACTURONASE A FROM ASPERGILLUS ACULEATUS

Released:

Function and Biology Details

Reaction catalysed:
Endohydrolysis of alpha-D-GalA-(1->2)-alpha-L-Rha glycosidic bond in the rhamnogalacturonan I backbone with initial inversion of anomeric configuration releasing oligosaccharides with beta-D-GalA at the reducing end.

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-169385 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (3 distinct):
Rhamnogalacturonase A Chain: A
Molecule details ›
Chain: A
Length: 422 amino acids
Theoretical weight: 44.19 KDa
Source organism: Aspergillus aculeatus
Expression system: Aspergillus oryzae
UniProt:
  • Canonical: Q00001 (Residues: 19-440; Coverage: 100%)
Gene name: rhgA
Sequence domains: Glycosyl hydrolases family 28
Structure domains: Single-stranded right-handed beta-helix, Pectin lyase-like

Ligands and Environments

Carbohydrate polymer : NEW Components: MAN, BMA, NAG
Carbohydrate polymer : NEW Components: BMA, NAG
3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RUH2R
Spacegroup: I222
Unit cell:
a: 62.9Å b: 125.4Å c: 137Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.174 0.174 0.214
Expression system: Aspergillus oryzae