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. 2020 Oct 27;12(1):341–351. doi: 10.1039/d0sc04108d

Fig. 4. Schematic pH-driven opening of the T-A·T triplex locked origami raft in the presence of the “helper” hairpins H1 and H2 to yield the nanocavity-containing tiles (at pH = 9.5) and their reversible closure at pH = 6.0 in the presence of the counter strands Inline graphic and Inline graphic.

Fig. 4