Figure 3.
(a) The structure of protoporphyrin-IX (PPIX), porphycene and associated complexes, (b) Benzylic oxygenation catalyzed by Mb⊂Mn-porphycene. (c) The mutations and resulting catalytic profile of selected variants of Mb⊂lr(Me)-PPIX for the reaction shown. (d) Intramolecular and intermolecular C–H insertion catalyzed by CYP119⊂lr(Me)-PPIX.