X-ray diffraction
1.15Å resolution

Endopolygalacturonase I from Stereum purpureum complexed with two galacturonate at 1.15 A resolution.


Function and Biology Details

Reaction catalysed:
(1,4-alpha-D-galacturonosyl)(n+m) + H(2)O = (1,4-alpha-D-galacturonosyl)(n) + (1,4-alpha-D-galacturonosyl)(m)
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Endopolygalacturonase Chain: A
Molecule details ›
Chain: A
Length: 335 amino acids
Theoretical weight: 34.65 KDa
Source organism: Chondrostereum purpureum
  • Canonical: P79074 (Residues: 25-359; Coverage: 87%)
Gene name: cppg1
Sequence domains: Glycosyl hydrolases family 28
Structure domains: Single-stranded right-handed beta-helix, Pectin lyase-like

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL44B2
Spacegroup: P1
Unit cell:
a: 46.5Å b: 52.07Å c: 37.23Å
α: 72.39° β: 69.5° γ: 70.54°
R R work R free
0.128 0.126 0.164