This enzyme is useful for enzymatic determination of carbon dioxide when coupled with malate dehydrogenase in clinical analysis.
Tribioscience Phosphoenolpyruvate carboxylase, Enzyme Activity (TBP0039)
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Tribioscience Phosphoenolpyruvate carboxylase, Enzyme Activity (TBP0039)
Research Use Only. Not intended for human use.
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Preparation and Specification
Appearance: White amorphous powder, lyophilized
Activity: GradeⅢ 5.0U/mg-solid or more
Contaminants: Lactate dehydrogenase ≤1.0×10⁻³%
Pyruvate kinase ≤0.5%
Stabilizers: BSA, sugar alcohols
Properties
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 (M.W.100,000) per enzyme molecule
Michaelis constant: 1.9×10⁻⁴M (Phosphoenolpyruvate)
Optimum pH: 7.5-8.0
Optimum temperature: 60°C
pH Stability: pH 5.0-8.0 (25°C, 24hr)
Thermal stability: below 40°C (pH 7.0, 15min)
Applications