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. 2009 Sep 28;106(41):17365–17370. doi: 10.1073/pnas.0905388106

Fig. 3.

Fig. 3.

Nernstian plots for the redox reaction of Phe a in PS II complexes based on ΔA450 values. The dashed line in A drawn by a least-squares fit to the plots gives a slope of 55 mV per decade. The curve in B denotes a theoretical one for one-electron redox process with Em = −502 mV.