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CAS 9067-77-0

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Phosphoenolpyruvate carboxylase (phosphate)

Description:
Phosphoenolpyruvate carboxylase (PEP carboxylase) is an enzyme that plays a crucial role in the process of carbon fixation in plants, bacteria, and some fungi. It catalyzes the conversion of phosphoenolpyruvate (PEP) and bicarbonate into oxaloacetate, a four-carbon compound, which is a key intermediate in various metabolic pathways, including the Calvin cycle and the C4 photosynthetic pathway. This enzyme is particularly important in C4 plants, where it helps to efficiently capture carbon dioxide in environments with low CO2 concentrations. PEP carboxylase is characterized by its dependence on magnesium ions for activity and its regulation by various metabolites, which allows it to respond to the cellular energy status. The enzyme is typically found in the cytosol and is integral to the metabolic processes that support plant growth and productivity. Its activity can be influenced by factors such as pH, temperature, and the concentration of substrates and products, making it a vital component in the regulation of photosynthesis and overall plant metabolism.
Formula:NULL
Synonyms:
  • Carboxilasa, Fosfopiruvato (Fosfato)
  • Carboxylase, Phosphopyruvat (Phosphat)
  • Carboxylase, phosphoenolpyruvate (phosphate)
  • Carboxylase, phosphopyruvate (phosphate)
  • E.C. 4.1.1.31
  • Ec 4.1.1.31
  • PEP carboxylase
  • PEPC (enzyme)
  • Phosphoenolpyruvate (phosphate) carboxylase
  • Phosphoenolpyruvate carboxylase
  • See more synonyms
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