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ATP Phosphoribosyltransferase MeSH Descriptor Data 2025


MeSH Heading
ATP Phosphoribosyltransferase
Tree Number(s)
D08.811.913.400.725.200
Unique ID
D001276
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D001276
Scope Note
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.
Entry Term(s)
Phosphoribosyl-ATP Pyrophosphorylase
Registry Numbers
EC 2.4.2.17
Related Numbers
9031-46-3
CAS Type 1 Name
1-(5-Phospho-D-ribosyl)-ATP:pyrophosphate phospho-alpha-D- ribosyltransferase
Previous Indexing
Adenosine Triphosphate (1972-1975)
Pentosephosphates (1971-1975)
Pentosyltransferases (1971-1975)
Pyrophosphoric Acids (1971-1975)
Public MeSH Note
91; was see under PENTOSYLTRANSFERASES 1976-90
History Note
91(76); was see under PENTOSYLTRANSFERASES 1976-90
Date Established
1991/01/01
Date of Entry
1975/07/23
Revision Date
2003/07/09
ATP Phosphoribosyltransferase Preferred
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