FIGURE 5.
13C NMR spectra at pH 5.6. A, 1.6 mm holo-HasAWT (taken from Ref. 10); B, 2.0 mm holo-Y75A; and C, 1.2 mm holo-H32A. Spectra were recorded at a 175 MHz 13C Larmor frequency at 303 K in 20 mm phosphate buffer.
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