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. 2010 Sep 8;99(5):1676–1683. doi: 10.1016/j.bpj.2010.06.060

Figure 2.

Figure 2

Infrared spectra in the C≡N stretching region for cyanylated NTAIL variants in the absence (black) and presence (red) of XD. (a) S407C, (b) L496C, (c) S491C, and (d) V517C.