2M1G:
reference: Dramatic effect of furanose c2' substitution on structure and stability: directing the folding of the human telomeric quadruplex with a single fluorine atom., Martin-Pintado N, Yahyaee-Anzahaee M, Deleavey GF, Portella G, Orozco M, Damha MJ, Gonzalez C, J Am Chem Soc. 2013 Apr 10;135(14):5344-7. doi: 10.1021/ja401954t. Epub 2013 Mar , 27. PMID: 23521511

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