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Melting curves of G-A mismatch duplexes (4.5 µM) in the absence (dots) and presence (filled circles) of Npt–Azq (50 µM) in 10 mM sodium cacodylate (pH 7.0) and 100 mM NaCl. tGg/aAc, green; cGg/gAc, blue; gGa/cAt, red; tGc/aAg, orange; tGa/aAt, black.
