Table 1. Mean and Standard Error Values for the Apparent Enthalpy and Kinetics Parameters of hsEH CTD-Mediated Hydrolysis of the EpFAs Analyzed in This Studya.
substrate | ΔHapp [kJ mol–1] | kcat [s–1] | KM [μM] | Ksp [s–1 μM–1] |
---|---|---|---|---|
5(6)EET | –4.84 ± 0.65 | 0.35 ± 0.05 | 46.61 ± 10.98 | 0.01 ± 0.001 |
8(9)EET | –39.45 ± 3.88 | 1.28 ± 0.19 | 23.10 ± 2.39 | 0.054 ± 0.010 |
11(12)EET | –12.43 ± 0.62 | 4.31 ± 0.16 | 1.74 ± 0.20 | 2.53 ± 0.25 |
14(15)EET | –23.72 ± 3.46 | 6.64 ± 1.54 | 12.88 ± 1.94 | 0.527 ± 0.075 |
8(9)EpETE | –34.13 ± 0.93 | 1.61 ± 0.01 | 9.74 ± 0.13 | 0.173 ± 0.006 |
17(18)EpETE | –51.78 ± 1.73 | 0.64 ± 0.06 | 26.37 ± 4.05 | 0.025 ± 0.003 |
19(20)EpDPE | –23.73 ± 1.82 | 1.62 ± 0.08 | 26.60 ± 1.21 | 0.061 ± 0.003 |
12(13)EpOME | –5.67 ± 0.38 | 9.65 ± 0.19 | 2.98 ± 0.56 | 3.56 ± 0.86 |
The values were obtained as described in the methods.