CATH Classification

Domain Context

CATH Clusters

Superfamily Nucleoside phosphorylase domain
Functional Family Purine nucleoside phosphorylase

Enzyme Information

2.4.2.1
Purine-nucleoside phosphorylase.
based on mapping to UniProt P45563
(1) Purine nucleoside + phosphate = purine + alpha-D-ribose 1-phosphate. (2) Purine deoxynucleoside + phosphate = purine + 2'-deoxy-alpha-D-ribose 1-phosphate.
-!- Specificity not completely determined. -!- Can also catalyze ribosyltransferase reactions of the type catalyzed by EC 2.4.2.5.

UniProtKB Entries (1)

P45563
XAPA_ECOLI
Escherichia coli K-12
Purine nucleoside phosphorylase 2

PDB Structure

PDB 1YR3
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
Escherichia coli purine nucleoside phosphorylase II, the product of the xapA gene
Dandanell, G., Szczepanowski, R.H., Kierdaszuk, B., Shugar, D., Bochtler, M.
J.Mol.Biol.