Table 5.
Kinetic parameters for the ketosteroid isomerization of Δ5-AD.
Enzyme |
Km (mM) | kcat (s-1) | kcat/Km (mM-1 s-1) |
---|---|---|---|
Marmoset GST A3-3 | 0.374 ± 0.087 | 261 ± 49 | 698 |
Marmoset GST A1-1 | 0.303 ± 0.034 | 6.89 ± 0.79 | 22.7 |
Human GST A3-3 | 0.024 ± 0.004 | 204 ± 22 | 8600 ± 800 |
Equine GST A3-3 | 0.0137 ± 0.0015 | 219.2 ± 7.9 | 16000 ± 1900 |