The Effects of Molecular Crowding on the Structure and Stability of G-Quadruplexes with an Abasic Site

Figure 2

CD spectra for 20 μM AP-0 (black), AP-1 (green), AP-2 (purple), and AP-3 (red) in a buffer of 100 mM NaCl, 50 mM Tris-HCl (pH 7.0), and 1 mM Na₂EDTA at 0 wt% (0 mol L⁻¹) (a) and 40 wt% (2 mol L⁻¹) PEG200 (b) at 4°C.

(a)

(b)