Literature summary for 4.1.1.38 extracted from

O'Brien, W.E.; Singleton, R.; Wood, H.G.
Phosphoenolpyruvate carboxytransphosphorylase. An investigation of the mechanism with 18 O (1973), Biochemistry, 12, 5247-5253.

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Organism

Organism	UniProt	Comment	Textmining
Propionibacterium freudenreichii subsp. shermanii	-	-	-

Reaction

Reaction	Comment	Organism	Reaction ID
diphosphate + oxaloacetate = phosphate + phosphoenolpyruvate + CO2	the mechanism involves the formation of pentavalent diphosphoenolpyruvate which then is carboxylated to yield oxaloacetate and diphosphate	Propionibacterium freudenreichii subsp. shermanii	a

Substrates and Products (Substrate)

Substrates	Comment Substrates	Organism	Products	Comment (Products)	Rev.	Reac.
phosphate + phosphoenolpyruvate + CO2	-	Propionibacterium freudenreichii subsp. shermanii	diphosphate + oxaloacetate	-	?
phosphoenolpyruvate + phosphate	the pentavalent diphosphoenolpyruvate breaks down irreversibly to enolpyruvate and diphosphate	Propionibacterium freudenreichii subsp. shermanii	pyruvate + diphosphate	-	ir

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Release 2023.1 (January 2023)