ABSTRACT
We thank Andres Jaschke for constant support. Work on the current topic in the Helm group
is supported by DFG grants HE 3397/3 and HE 3397/4.
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Res 2006; 34(2):721-33. 2 . Durant PC, Bajji AC, Sundaram M ct al. Structural effects of Kypermodified nucleosides in the es-
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