Phosphoenolpyruvate carboxykinase (diphosphate)

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Phosphoenolpyruvate carboxykinase (diphosphate)
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Phosphoenolpyruvate carboxykinase (pyrophosphate) homodimer, Actinomyces israelii
Identifiers
EC no. 4.1.1.38
CAS no. 2598306
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Phosphoenolpyruvate carboxykinase (diphosphate) (EC 4.1.1.38) is an enzyme with systematic name diphosphate:oxaloacetate carboxy-lyase (transphosphorylating; phosphoenolpyruvate-forming). [1] This enzyme catalyses the following chemical reaction

Contents

diphosphate + oxaloacetate phosphate + phosphoenolpyruvate + CO2

This enzyme also catalyses the reaction:

phosphoenolpyruvate + GTP + CO2 pyruvate + GDP.

It is transcriptionally upregulated in the liver by glucagon.

See also

References

  1. Lochmüller H, Wood HG, Davis JJ (December 1966). "Phosphoenolpyruvate carboxytransphosphorylase. II. Crystallization and properties". The Journal of Biological Chemistry. 241 (23): 5678–91. doi: 10.1016/S0021-9258(18)96398-2 . PMID   4288896.