5NIP:
reference: The effect of the neutral cytidine protonated analogue pseudoisocytidine on the stability of i-motif structures., Mir B, Soles X, Gonzalez C, Escaja N, Sci Rep. 2017 Jun 5;7(1):2772. doi: 10.1038/s41598-017-02723-y. PMID: 28584239

This OCA Structure page
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