Weave Tile Architecture Construction Strategy for DNA Nanotechnology

dc.contributor.author

Hansen, Majken N

dc.contributor.author

Zhang, Alex M

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Rangnekar, Abhijit

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Bompiani, Kristin M

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Carter, Joshua D

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Gothelf, Kurt V

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LaBean, Thomas H

dc.date.accessioned

2011-06-21T17:26:00Z

dc.date.available

2011-06-21T17:26:00Z

dc.date.issued

2010

dc.description.abstract

Architectural designs for DNA nanostructures typically fall within one of two broad categories: tile-based designs (assembled from chemically synthesized oligonucleotides) and origami designs (woven structures employing a biological scaffold strand and synthetic staple strands). Both previous designs typically contain many Holliday-type multi-arm junctions. Here we describe the design, implementation, and testing of a unique architectural strategy incorporating some aspects of each of the two previous design categories but without multi-arm junction motifs. Goals for the new design were to use only chemically synthesized DNA, to minimize the number of component strands, and to mimic the back-and-forth, woven strand routing of the origami architectures. The resulting architectural strategy employs "weave tiles" formed from only two oligonucleotides as basic building blocks, thus decreasing the burden of matching multiple strand stoichiometries compared to previous tile-based architectures and resulting in a structurally flexible tile. As an example application, we have shown that the four-helix weave tile can be used to increase the anticoagulant activity of thrombin-binding aptamers in vitro.

dc.description.version

Version of Record

dc.identifier.citation

Hansen,Majken N.;Zhang,Alex M.;Rangnekar,Abhijit;Bompiani,Kristin M.;Carter,Joshua D.;Gothelf,Kurt V.;LaBean,Thomas H.. 2010. Weave Tile Architecture Construction Strategy for DNA Nanotechnology. Journal of the American Chemical Society 132(41): 14481-14486.

dc.identifier.issn

0002-7863

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https://hdl.handle.net/10161/4043

dc.language.iso

en_US

dc.publisher

American Chemical Society (ACS)

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10.1021/ja104456p

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Journal of the American Chemical Society

dc.subject

crossover complexes

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protein arrays

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human thrombin

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nanostructures

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aptamer

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molecules

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design

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bind

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organization

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nanotubes

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chemistry, multidisciplinary

dc.title

Weave Tile Architecture Construction Strategy for DNA Nanotechnology

dc.title.alternative
dc.type

Other article

duke.date.pubdate

2010-10-20

duke.description.issue

41

duke.description.volume

132

pubs.begin-page

14481

pubs.end-page

14486

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