Fig. 6From: Identification of G-quadruplex structures that possess transcriptional regulating functions in the Dele and Cdc6 CpG islandsCircular dichroism melting curves of wild-types of Dele G4 (a) and Cdc6 G4 DNAs (b) at 264 and 262 nm, respectively, with (blue) and without the ligand (black) in TK buffer (50 mM Tris–HCl, 100 mM KCl, pH 7.5)Back to article page