2X2Q:
reference: The crystal structure of an 'All Locked' nucleic acid duplex., Eichert A, Behling K, Betzel C, Erdmann VA, Furste JP, Forster C, Nucleic Acids Res. 2010 Oct 1;38(19):6729-36. Epub 2010 Jun 8. PMID: 20530536

This OCA Structure page
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