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. Author manuscript; available in PMC: 2019 Nov 28.
Published in final edited form as: Chem Rev. 2018 Oct 29;118(22):10840–11022. doi: 10.1021/acs.chemrev.8b00074

Figure 164.

Figure 164.

Computationally derived structures for the (A-C) OH state and (D) OB μ-oxo state in CcO, all containing a bridging hydroxide or oxide ligand between heme a3 and Cub. Φ is the distance of the iron above the plane of the porphyrin. Created using data from refs 901, 903, and 916.