2O83:
reference: Stacking effects on local structure in RNA: changes in the structure of tandem GA pairs when flanking GC pairs are replaced by isoG-isoC pairs., Chen G, Kierzek R, Yildirim I, Krugh TR, Turner DH, Kennedy SD, J Phys Chem B. 2007 Jun 21;111(24):6718-27. Epub 2007 Apr 6. PMID: 17411085

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