Pyrophosphorylation of ribose 5-phosphate in the enzymatic synthesis of 5-phosphorylribose 1-pyrophosphate.
D000255:Adenosine Triphosphate / Q000378:metabolism*; D011756:Diphosphates; D010428:Pentosephosphates / Q000378:metabolism*; D012266:Ribose; D012267:Ribosemonophosphates
D011756:Diphosphates; D010428:Pentosephosphates; D012267:Ribosemonophosphates; C031626:ribose-5-phosphate; C107241:diphosphoric acid; D012266:Ribose; D000255:Adenosine Triphosphate
ADENYLPYROPHOSPHATE/metabolism; PENTOSEPHOSPHATES/metabolism