Research Article

Molten Globule-Like Partially Folded State of Bacillus licheniformis α-Amylase at Low pH Induced by 1,1,1,3,3,3-Hexafluoroisopropanol

Figure 1

Effect of increasing HFIP concentrations on the spectral characteristics of the acid-denatured BLA at pH 2.0 and 25°C, as monitored by (a) measurements, (b) intrinsic fluorescence measurements at 344 nm upon excitation at 280 nm, and (c) ANS fluorescence measurements at 474 nm upon excitation at 380 nm.
824768.fig.001a
(a)
824768.fig.001b
(b)
824768.fig.001c
(c)