Figure 3.
(A) Far-UV and (B) near-UV CD spectra of wild-type BFR (1) and its Glu128Arg/Glu135Arg variant (2). Protein concentrations were 1 mg ml−1 in 25 mM potassium phosphate (pH 7.2), containing 20 mM NaCl and the measurements were made at 25 °C.
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