ATP Phosphoribosyltransferase

Synonyms

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

Phosphoribosyl ATP Pyrophosphorylase

Phosphoribosyl-ATP Pyrophosphorylase

Phosphoribosyltransferase, ATP

Pyrophosphorylase, Phosphoribosyl-ATP

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 2.4.2.17.