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. Author manuscript; available in PMC: 2015 Jan 1.
Published in final edited form as: Biochim Biophys Acta. 2014 Jan;1840(1):656–666. doi: 10.1016/j.bbagen.2013.10.028

Figure 4.

Figure 4

1H NMR spectra of A) MbCO, B) MbCO with 3.2 mM PA, and C) difference spectrum (B-A). The PA -CH2 peak appears at 1.14 ppm, 0.15 ppm upfield from its 1.29 ppm chemical shift in Tris buffer at pH 7.4 and 35°C [67].