2KP3:
reference: Differential stability of 2'F-ANA*RNA and ANA*RNA hybrid duplexes: roles of structure, pseudohydrogen bonding, hydration, ion uptake and flexibility., Watts JK, Martin-Pintado N, Gomez-Pinto I, Schwartzentruber J, Portella G, Orozco M, Gonzalez C, Damha MJ, Nucleic Acids Res. 2010 Jan 13. PMID: 20071751

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