Phys 14. 장하나(Hana Jang): Difference between revisions
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Revision as of 22:58, 28 January 2015
2015. 01. 29. Thur
Next paper
2015. 01. 27. Tue
Paper
Synthetic Lipid Membrane Channels Formed by Designed DNA Nanostructures
(Martin Langecker,1* Vera Arnaut,1* Thomas G. Martin,2* Jonathan List,1 Stephan Renner,1 Michael Mayer,3 Hendrik Dietz,2† Friedrich C. Simmel1†)
- Synthetic DNA membrane channels
- nanometer-scale transmembrane channels in lipid bilayers by means of self-assembled DNA-based nanostructures
- a stem that penetrated and spanned a lipidmembrane
- a barrel-shaped cap that adhered to the membrane, in part via 26 cholesterol moieties
- Red denotes transmembrane stem; orange strands with orange ellipsoids indicate cholesterol-modified oligonucleotides that hybridize to single-stranded DNA adaptor strands.
2015. 01. 22. Thur
canDNAno
2015. 01. 20. Tue
paper
Folding DNA into Twisted and Curved Nanoscale Shapes
(Hendrik Dietz,1,2* Shawn M. Douglas,1,2,3 William M. Shih1,2,3†)
- Design principles
- Every 7 base pairs (bp), the helical path of a strand rotates by 240° - a B-form–DNA
- deletion of a base pair - a left-handed torque and a pull on its neighbors
- insertion of a base pair - a right-handed torque and a push on its neighbors
- the pattern of insertions and deletions installed to induce bending.