aReaction conditions: EcN expressing CYP119 mutant, OD600 ~30, phthalan derivatives (2 μmol), EDA (16 μmol), DMSO (20 μL), M9-N (300 μL), 30 °C, 4 h. The cells were cultivated with 0.1 ppm of Ir(Me)MPIX during protein expression. The heights of bars correspond to the relative amounts of para (blue) and meta (red) products. All data are shown as the average from three biological replicates.