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. Author manuscript; available in PMC: 2016 Feb 3.
Published in final edited form as: Biochemistry. 2015 Jan 17;54(4):1043–1052. doi: 10.1021/bi501350j

Figure 4. EPR line shapes of [2Fe-2S] clusters in variant enzymes.

Figure 4

Each pair of spectra were obtained by reducing the indicated enzymes with 2.5 mM dithionite in the absence (−, top) or presence (+, bottom) of 25 mM oxaloacetate (OAA). The g = 1.91 feature is marked for comparison.