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Figure 6
A simplified reaction scheme for the binding of dioxygen and nitrite to AxNiR based on structural characterization. The superoxide species characterized by SF-ROX is stable unless a second electron is supplied. It could be arrived from two possible routes.

IUCrJ
Volume 5| Part 1| January 2018| Pages 22-31
ISSN: 2052-2525
https://doi.org/10.1107/S2052252517016128