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. 2022 Jan 21;12(3):1068–1099. doi: 10.1016/j.apsb.2022.01.009

Table 6.

Reported optical probes for human EHs.

Enzyme No. Substrate Metabolite Km (μmol/L) Vmax (μmol/min/mg) λex/λem (nm) Ref.
EHs EHs-U1 Image 243 Image 244 0.38 9.71 UV 290 nm 87
EHs EHs-F1 Image 245 Image 246 N.A. N.A. 360/460 88
sEH sEH-F1 Image 247 Image 248 N.A. 2689 330/465 89
mEH mEH-F1 Image 249 Image 250 3.31 0.07 540/585 90
mEH mEH-F2 Image 251 Image 252 12.0 20 330/465 91
mEH mEH-F3 Image 253 Image 254 3.8 42 355/450 91