Structural basis for substrate specificity of Escherichia coli purine nucleoside phosphorylase.
Bennett, E.M., Li, C., Allan, P.W., Parker, W.B., Ealick, S.E.(2003) J.Biol.Chem. 278: 47110-47118
- PubMed: 12937174 
- DOI: 10.1074/jbc.M304622200
- Primary Citation of Related Structures:  
- PubMed Abstract: 
Purine nucleoside phosphorylase catalyzes reversible phosphorolysis of purine nucleosides and 2'-deoxypurine nucleosides to the free base and ribose (or 2'-deoxyribose) 1-phosphate. Whereas the human enzyme is specific for 6-oxopurine ribonucleosides ...