Comparison of the kinetic parameters of HRP depending on MNDH and H2O2 concentrations, including Michaelis–Menten constants (Km) and maximum reaction rates (Vmax) at pH 4.0 and 7.0.
| Enzyme | pH | Substrate | K m (μM) | V max (ΔF s−1) |
|---|---|---|---|---|
| HRP | 4.0 | H2O2 | 18.14 | 0.38 |
| MNDH | 0.66 | 7.11 | ||
| 7.0 | H2O2 | 313.19 | 0.08 | |
| MNDH | 952.70 | 0.20 |