Keywords: PDB 1a9s EBI.jpg Alpha and beta proteins a or b Phosphorylase or hydrolase-like Purine and uridine phosphorylases Purine and uridine phosphorylases Purine nucleoside phosphorylase PNP EBI License 1a9s November 16 2008 Purine nucleoside phosphorylase PNP Files uploaded by Nichalp's script |