Chemical and Biochemical Engineering 2290A/B Lecture Notes - Reaction Rate
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14 Nov 2011
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The table shows the effect of different buffers and pH values on KM values of polyphenol oxidase isolated from mango that acted on the same substrate. Which buffer is better suited to measure enzyme activity with this substrate?
Buffer system | KM (mM) |
Sodium acetate, pH 5.4 | 14.62 ± 2.03 |
Sodium phosphate, pH 6.2 | 0.41 ± 0.09 |