PDBe 1idj

X-ray diffraction
2.4Å resolution

Function and Biology Details

Reaction catalysed:
Eliminative cleavage of (1->4)-alpha-D-galacturonan methyl ester to give oligosaccharides with 4-deoxy-6-O-methyl-alpha-D-galact-4-enuronosyl groups at their non-reducing ends. 
Biochemical function:
Cellular component:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Pectin lyase A Chains: A, B
Molecule details ›
Chains: A, B
Length: 359 amino acids
Theoretical weight: 37.96 KDa
Source organism: Aspergillus niger
UniProt:
  • Canonical: Q01172 (Residues: 21-379; Coverage: 100%)
Gene name: pelA
Sequence domains: Pectate lyase
Structure domains: Single-stranded right-handed beta-helix, Pectin lyase-like

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: OTHER
Spacegroup: P1
Unit cell:
a: 47.9Å b: 52.4Å c: 76.3Å
α: 78.6° β: 90.1° γ: 104.6°
R-values:
R R work R free
0.16 0.16 0.198