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Phosphoenolpyruvate carboxylase
Reference: PPC-301

Phosphoenolpyruvate carboxylase

Phosphoenolpyruvate carboxylase from Microorganism Phosphoenolpyruvate + CO2 + H2O ----> Oxaloacetate + Pi Mg2+ This enzyme is used for enzymatic determination of carbon dioxide when coupled with malate dehydrogenase (MAD-201, MAD-211) in clinical analysis.
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DESCRIPTION
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  • Product name: Orthophosphate: oxaloacetate carboxy-lyase (phosphorylating)
  • Appearance: White amorphous powder lyophilized
  • Activity: Grade III, 5.0U/mg-solid or more
  • Stability: Stable at －20°C for at least one year
  • Molecular weight: approx. 390,000 (by gel filtration)
  • Isoelectric point: 6.0 ± 0.1
  • Structure: 4 Subunits per mole of enzyme
  • Michaelis constant: 1.9×10-4 M (Phosphoenolpyruvate)
  • Optimum pH: 7.5 - 8.0
  • Optimum temperature: 60°C
  • pH Stability: pH 5.0 - 8.0 (25°C, 24hr)
  • Contaminants: Lactate dehydrogenase ≤ 1.0×10-3 %
    Pyruvate kinase ≤ 0.5%
  • Thermal stability: below 40°C (pH 7.0, 15min)
  • EC # 4.1.1.31
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