Phosphoenolpyruvic acid

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Phosphoenolpyruvic acid
2D structure for Phosphoenolpyruvic acid
Chemical Name 2-phosphonooxyprop-2-enoic acid
Chemical Formula C3H5O6P
CAS Number 138-08-9
Chemical Information HMDB00263
Biochemical Taxonomy

  • Acyl Phosphates

Functional Taxonomy Not Available
Nutritional Taxonomy Not Available
Metabolic Pathways

  • Aminosugars Metabolism
  • Fructose and Mannose Metabolism
  • Galactose Metabolism
  • Glycolysis
  • Purine Metabolism
  • Pyruvate Metabolism

Biofluid Location

  • Blood
  • Cellular Cytoplasm

Tissue Location Not Available
Normal Biofluid Concentrations

  • Blood: 17.4 +/- 3.8 uM
  • Blood: 7.6 +/- 2.9 umol/L
  • Cellular Cytoplasm: 17.0 (15.0-19.0) uM

Normal Tissue Concentrations Not Available
Diseases / Conditions Related to Nutrition Not Available
Other (Monogenic Disorders) Not Available
Abnormal Biofluid Concentrations Not Available
Abnormal Tissue Concentrations Not Available
Physiological Processes Not Available
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Contents

Introduction

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Phosphoenolpyruvate (PEP) is an important chemical compound in biochemistry. It has a high energy phosphate bond, and is involved in glycolysis and gluconeogenesis. In glycolysis, PEP is formed by the action of the enzyme enolase on 2-phosphoglycerate. Metabolism of PEP to pyruvate by pyruvate kinase (PK) generates 1 molecule of adenosine triphosphate (ATP) via substrate-level phosphorylation. ATP is one of the major currencies of chemical energy within cells. In gluconeogenesis, PEP is formed from the decarboxylation of oxaloacetate and hydrolysis of 1 guanosine triphosphate molecule. This reaction is catalyzed by the enzyme phosphoenolpyruvate carboxykinase (PEPCK). This reaction is a rate-limiting step in gluconeogenesis. (wikipedia)

Biological Function

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Catabolism

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Diseases / Conditions Related to Nutrition

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Other (Monogenic) Disorders

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Nutritional Information

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Drivers for biological variation

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Vulnerable groups

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Other resources

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Links

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