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. Author manuscript; available in PMC: 2010 Mar 15.
Published in final edited form as: Biochemistry. 2008 May 28. doi: 10.1021/bi8001264

Figure 4.

Figure 4

UV–vis spectra of cyt cm552: as-isolated ferric (—), dithionite-reduced ferrous (---), and equilibrium ferrous–CO complex after saturation with CO gas (• • •). All spectra were recorded at pH 7.8 in 20 mM Tris-HCl buffer and 0.02% DDM.