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. 2009 Mar 11;37(9):2810–2817. doi: 10.1093/nar/gkp133

Figure 4.

Figure 4.

(A) Equilibrium snapshot of the single-stranded dA15 after 20 ns long MD simulation using AMBER revealing highly stacked adenine nucleobases. (B) Instantaneous snapshot of N1-protonated adenosine mediated parallel duplex of dA15 after 20 ns long MD simulation revealing a Π-helical structure with tilted base.