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Figure 2
Two neighbouring columns in the crystal structure. A cobalt ion (green) interacts with the N7 atom of two guanines. The bonds of the flipped-out residues in the central region are shown with a larger diameter. Hydration waters associated with the Co2+ ion are represented as red spheres.

Journal logoSTRUCTURAL
BIOLOGY
ISSN: 2059-7983
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