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. Author manuscript; available in PMC: 2017 Oct 1.
Published in final edited form as: Isr J Chem. 2016 Jul 29;56(9-10):841–851. doi: 10.1002/ijch.201600026

Figure 2.

Figure 2

X-band EPR spectra of nitrogenase MoFe protein oxidized to the (primarily) Mox state with loss of 90% of MN signal (upper) and then cryoreduced at 77K and annealed at progressively higher temperatures for 2 minutes each. Conditions: Microwave power 5 mW, modulation amplitude 10 G, microwave frequency, 9.375 GHz, T=10 K.