2LEE:
reference: Unique Structural Features of Interconverting Monomeric and Dimeric G-Quadruplexes Adopted by a Sequence from the Intron of the N-myc Gene., Trajkovski M, Webba da Silva M, Plavec J, J Am Chem Soc. 2012 Mar 7;134(9):4132-41. Epub 2012 Feb 22. PMID: 22303871

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