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(A) CD spectra of dT4G4T4 and related sequences (PG21–24) in 10 mM sodium phosphate buffer, 0.1 mM EDTA, pH 7 and 200 mM NaCl at a strand concentration of 10 µM. (B) Tm profile measured at 295 nm in the same sodium phosphate buffer at a strand concentration of 100 µM.
