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Snapshots of ssRNA polymers grown with HCG. Representative renders of structures drawn at random from ensembles of (top) rA30, (center) rU30, and (bottom) rUCAAUC sampled by fragment assembly. The nucleic backbone is shown in light gray, and nucleobases are colored according to their base stacking factor55qstacking (top: color code). Hydrogen atoms are omitted for clarity.
