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Figure 5.
Figure 5. Distribution of waters interacting with N3, N2,
and C8 groups of the G bases. (a) All 16 G-G base-pairs are
superimposed and shown as a generalized G-G pair. The number of
observations for each hydration site is indicated. (b) The
N2-water-O4' bridge and the C8-water-OP bridge are shown for the
anti-anti G-G configuration. (c) The N2-water-OP bridge and (d)
the C8-water-O4' bridge are other examples of bidentate water
interactions and each of these bridges involves a base in the
syn conformation.
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