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. 2009 Jan 9;37(5):1411–1422. doi: 10.1093/nar/gkn1079

Figure 4.

Figure 4.

Fluorescence titration curves for the binding of (A) AND (5.0 µM), (B) AMND (1.0 µM), (C) ADMND (1.0 µM) and (D) ATMND (0.5 µM) to 21-meric AP site-containing DNA duplexes [5′-GCA GCT CCC GXG GTC TCC TCG-3′/3′-CGT CGA GGG CNC CAG AGG AGC-5′, X = AP site (dSpacer), N = G, C, A or T]. Sample solutions were buffered to pH 7.0 with 10 mM sodium cacodylate, containing 100 mM NaCl and 1.0 mM EDTA. Excitation wavelength, 350 nm; temperature, 20°C. Analysis: AND, 392 nm; AMND, 400 nm; ADMND, 400 nm; ATMND, 403 nm.