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Substance Name: ATP Phosphoribosyltransferase
RN: 9031-46-3


  • An enzyme that catalyzes the first step of the pathway for histidine biosynthesis in Salmonella typhimurium. ATP reacts reversibly with 5-phosphoribosyl-1-pyrophosphate to yield N-1-(5'-phosphoribosyl)-ATP and pyrophosphate. EC
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Names and Synonyms

Name of Substance

  • ATP Phosphoribosyltransferase

MeSH Heading

  • ATP Phosphoribosyltransferase


  • Phosphoribosyl ATP Pyrophosphorylase
  • Phosphoribosyl-ATP Pyrophosphorylase
  • Phosphoribosyltransferase, ATP
  • Pyrophosphorylase, Phosphoribosyl-ATP

Systematic Name

  • 1-(5-Phospho-D-ribosyl)-ATP:pyrophosphate phospho-alpha-D- ribosyltransferase

Registry Numbers

CAS Registry Number

  • 9031-46-3

System Generated Number

  • 0009031463