Figure 2.
CD spectra for various sequences, measured at a concentration of 7 μM in 10 mM Li-cacodylate at 15 °C in 1 cm path cells, unless otherwise specified. A: dTBA in buffer alone (——) or with 25 mM KCl (●); B: rTBA in buffer alone (——) or with 25 mM KCl (●); C: dTBAr1, in buffer with 25 mM KCl, 5 °C, measured at 60 μM in a 0.1 cm cell; (○), dTBAr2 in buffer with 25 mM KCl (●); D: rTBAd1 in buffer with 25 mM KCl (●), rTBAd2 in buffer with 25 m M KCl (○).