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Catalysis of the reaction: 5-phospho-alpha-D-ribose 1-diphosphate + xanthine = (9-D-ribosylxanthine)-5'-phosphate + diphosphate; substrate specificity for xanthine. Catalysis of the transfer of a glycosyl group from one compound (donor) to another (acceptor). Catalysis of the transfer of a pentosyl group from one compound (donor) to another (acceptor).

View Gene Ontology (GO) Term

GO TERM SUMMARY
Name: xanthine phosphoribosyltransferase activity
Acc: GO:0000310
Aspect: Molecular Function
Desc: Catalysis of the reaction: 5-phospho-alpha-D-ribose 1-diphosphate + xanthine = (9-D-ribosylxanthine)-5'-phosphate + diphosphate; substrate specificity for xanthine.
Synonyms:
  • Xan phosphoribosyltransferase activity
  • XMP pyrophosphorylase activity
  • xanthylate pyrophosphorylase activity
  • GO:0009043
  • XMP:diphosphate 5-phospho-alpha-D-ribosyltransferase activity
  • 5-phospho-alpha-D-ribose-1-diphosphate:xanthine phospho-D-ribosyltransferase activity
  • xanthine-guanine phosphoribosyltransferase activity
  • xanthosine 5'-phosphate pyrophosphorylase activity
  • xanthylic pyrophosphorylase activity
Proteins in PDR annotated with:
   This term: 4 [Search]
   Term or descendants: 4 [Search]


[geneontology.org]
INTERACTIVE GO GRAPH

GO:0000310 - xanthine phosphoribosyltransferase activity (interactive image map)
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