The Enzyme Database

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Accepted name: ribose-phosphate diphosphokinase
Reaction: ATP + D-ribose 5-phosphate = AMP + 5-phospho-α-D-ribose 1-diphosphate
For diagram of ribose activation, click here
Glossary: PRPP = 5-phospho-α-D-ribose 1-diphosphate
Other name(s): ribose-phosphate pyrophosphokinase; PRPP synthetase; phosphoribosylpyrophosphate synthetase; PPRibP synthetase; PP-ribose P synthetase; 5-phosphoribosyl-1-pyrophosphate synthetase; 5-phosphoribose pyrophosphorylase; 5-phosphoribosyl-α-1-pyrophosphate synthetase; phosphoribosyl-diphosphate synthetase; phosphoribosylpyrophosphate synthase; pyrophosphoribosylphosphate synthetase; ribophosphate pyrophosphokinase; ribose-5-phosphate pyrophosphokinase
Systematic name: ATP:D-ribose-5-phosphate diphosphotransferase
Comments: dATP can also act as donor.
Links to other databases: BRENDA, EXPASY, GTD, KEGG, MetaCyc, PDB, CAS registry number: 9015-83-2
1.  Hughes, D.E. and Williamson, D.H. Some properties of glutaminase of Clostridium welchii. Biochem. J. 51 (1952) 45–55. [PMID: 14944530]
2.  Hurlbert, R.B. and Reichard, P. The conversion of orotic acid to uridine nucleotides in vitro. Acta Chem. Scand. 9 (1955) 251–262.
3.  Remy, C.N., Remy, W.T. and Buchanan, J.M. Biosynthesis of the purines. VIII. Enzymatic synthesis and utilization of α-5-phosphoribosylpyrophosphate. J. Biol. Chem. 217 (1955) 885–895. [PMID: 13271449]
4.  Switzer, R.L. Regulation and mechanism of phosphoribosylpyrophosphate synthetase. I. Purification and properties of the enzyme from Salmonella typhimurium. J. Biol. Chem. 244 (1969) 2854–2863. [PMID: 4306285]
[EC created 1961]

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