Fig. 2From: Hydroxylation of diverse flavonoids by CYP450 BM3 variants: biosynthesis of eriodictyol from naringenin in whole cells and its biological activitiesCO–binding spectra of protein a CYP450 BM3 wild type, b M13 and c M15. The dotted line denotes the oxidized form, and solid line denotes the reduced formBack to article page