Direct observation of hole transfer through double-helical DNA over 100 Å

Takada et al. 10.1073/pnas.0402756101.

Supporting Information

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Supporting Materials and Methods
Supporting Figure 7
Supporting Scheme 1
Supporting Figure 8

Supporting Figure 7

Fig. 7. Transient absorption spectra monitored at 200 ns and 10 m s after a 355-nm laser flash excitation for (GT)₄ sequence modified with naphthalimide (NI). Sample solution contained 100 m M duplex DNA in 20 mM Na phosphate buffer (pH 7.0) and 100 mM NaCl.

Supporting Scheme 1

Scheme 1. Kinetic scheme for the long-range hole transfer through multistep hopping between Gs.

Supporting Figure 8

Fig. 8. Transient profiles (black) monitored at 520 nm and fitted curve (red) based on the kinetic modeling for (GA)₁₂ (a) and (GT)₁₂ (b) sequence. Sample solution contained 100 m M duplex DNA in 20 mM Na phosphate buffer (pH 7.0) and 100 mM NaCl.