Term Name:	xanthine phosphoribosyltransferase activity
Synonyms:	5-phospho-alpha-D-ribose-1-diphosphate:xanthine phospho-D-ribosyltransferase activity, Xan phosphoribosyltransferase activity, xanthine-guanine phosphoribosyltransferase activity, xanthosine 5'-phosphate pyrophosphorylase activity, xanthylate pyrophosphorylase activity, xanthylic pyrophosphorylase activity, XMP pyrophosphorylase activity, XMP:diphosphate 5-phospho-alpha-D-ribosyltransferase activity
Definition:	Catalysis of the reaction: diphosphate + XMP = 5-phospho-alpha-D-ribose 1-diphosphate + xanthine.
Ontology:	GO: Molecular Function [GO:0000310]    QuickGO    AmiGO