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(a) Dynamic control of nanoassemblies where erroneous particles were proofread and removed. (b) A DNA sequence on the AuNP can be replaced with another sequence by using a cleavage DNAzyme (17E) and a ligation DNAzyme (E47). (c) Schematics and AFM images of DNA origami patterned with “I” and “i” using desthiobiotinylated and biotinylated DNA staples (scale bar = 70 nm). (Reproduced with permission from ref (72). Copyright 2013 American Chemical Society.)
