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. 2005 Feb 18;88(5):3502–3508. doi: 10.1529/biophysj.104.055251

FIGURE 1.

FIGURE 1

X-band EPR spectra of the Fe(III) center from chlorocatechol 1,2-dioxygenanse. Upon catechol binding to CCD, the intensity of the sharp resonance at g = 4.3 is drastically diminished (dashed line). Experimental conditions are described in the text.