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