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. Author manuscript; available in PMC: 2009 Dec 8.
Published in final edited form as: Chem Rev. 1997 Aug 5;97(5):1473–1488. doi: 10.1021/cr9603791

Figure 11.

Figure 11

DNA and RNA analogues with hexose sugars (and related structures) replacing ribose or deoxyribose.69–73 Six-membered rings confer conformational rigidity because of their preference for the chair conformation.