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DNA Nanostructures and Patterning Taylor Stevenson Nucleic Acid Engineering February 15 th, 2011.

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Presentation on theme: "DNA Nanostructures and Patterning Taylor Stevenson Nucleic Acid Engineering February 15 th, 2011."— Presentation transcript:

1 DNA Nanostructures and Patterning Taylor Stevenson Nucleic Acid Engineering February 15 th, 2011

2 Agenda Structures –Origami –Branched Annealing –Nanotubes –Alternative Materials Patterning and Application –Combing –Origami as Scaffold –Micropatterning Nanotubes

3 Origami Structures Rothemund “Folding DNA to create nano-scale shapes and patterns” Nature Articles (2006)

4 Origami Structures Rothemund “Folding DNA to create nano-scale shapes and patterns” Nature Articles (2006)

5 Branched Annealing Structures Modified from Luo et.al. Nature Letters 2006 5.

6 Nano-Tube Structures Chen et. al. “Approaching The Limit: Can One DNA Oligonucleotide Assemble into Large Nanostructures?” (2006)

7 Other Forms of Nucleic Acid Braasch & Corey, Chemistry and Biology (2001)

8 Other Forms of Nucleic Acid Lin et. al. “Mirror Image DNA Nanostructures for Chiral Supramolecular Assemblies” Nano Letters (2009)

9 Combing Linear DNA for Nanowires Deng and Mao “DNA-Templated Fabrication of 1D Parallel and 2D Crossed Metallic Nanowire Arrays” Nano Letters (2003)

10 DNA Origami as a Scaffold RNA/DNA hybridization assays Ke et. al. “Self-Assembled Water-Soluble Nucleic Acid Probe Tiles for Label-Free RNA Hybridization Assays” Science (2008)

11 DNA Origami as a Scaffold Ke et. al. “Self-Assembled Water-Soluble Nucleic Acid Probe Tiles for Label-Free RNA Hybridization Assays” Science (2008)

12 DNA Origami as a Scaffold Rinker et. al. “Self-assembled DNA nanostructures for distance-dependent multivalent ligand–protein binding” Nature Letters (2008)

13 Micropatterning Nanotubes Lin et. al. “Functional DNA Nanotube Arrays: Bottom-Up Meets Top-Down” Ange Chem (2007)

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15 2D Patterning Branched Annealing Structures

16 Rigidity of “monomers” affects 2/3D structure. Varying the length of red region produces different flexibilities.

17 Stiffness Flexibility 2D Patterning Branched Annealing Structures

18 Stiffness Flexibility 2D Patterning Branched Annealing Structures

19 Micropatterning Nanotubes

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