TABLE 5.
Reaction kinetics for the 15-sLOX catalyzed double dioxygenation of a range of polyunsaturated fatty acid substrates
| Parameter | ARA | EPA | DPAn-6 | DHA |
| Vmax (μM/min) | 4.2 | 7.0 | 34.9 | 26.6 |
| Km (μM) | 18.8 | 53.3 | 62.4 | 49.5 |
| Vmax/Km (min−1) | 0.22 | 0.13 | 0.56 | 0.54 |
| kcat (min−1) | 0.8 | 1.3 | 6.5 | 4.9 |
| kcat/Km (μM−1/min−1) | 0.04 | 0.02 | 0.10 | 0.10 |