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. Author manuscript; available in PMC: 2015 Feb 28.
Published in final edited form as: Org Biomol Chem. 2014 Feb 28;12(8):1207–1210. doi: 10.1039/c3ob42532k

Fig. 2.

Fig. 2

NMR data and model of duplex formed by RNA1 and a complementary RNA strand: A 1D imino and 2D NOE spectrum of RNA1 indicate formation of four AU pairs. B model (green) overlaid with PDB 1H1K (grey, all AU pairs), the dominant orientation of the amide linkages is indicated.