X-ray diffraction
1.93Å resolution

Crystal structure of uridine phosphorylase from Schistosoma mansoni in complex with thymine

Source organism: Schistosoma mansoni
Entry authors: Marinho A, Torini J, Romanello L, Cassago A, DeMarco R, Brandao-Neto J, Pereira HM

Function and Biology Details

Reaction catalysed:
Uridine + phosphate = uracil + alpha-D-ribose 1-phosphate 
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Uridine phosphorylase A Chains: A, B
Molecule details ›
Chains: A, B
Length: 296 amino acids
Theoretical weight: 32.65 KDa
Source organism: Schistosoma mansoni
Expression system: Escherichia coli BL21(DE3)
  • Canonical: G4VGI0 (Residues: 1-296; Coverage: 100%)
Gene names: Smp_082430, UPPA
Sequence domains: Phosphorylase superfamily
Structure domains: Nucleoside phosphorylase domain

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I04-1
Spacegroup: P212121
Unit cell:
a: 79.361Å b: 84.872Å c: 87.422Å
α: 90° β: 90° γ: 90°
R R work R free
0.216 0.214 0.252
Expression system: Escherichia coli BL21(DE3)