Difference between revisions of "Strand-Displacement"

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The strand-displacement mechanism uses competitive binding of two identical nucleic acid sequences, the [[competing strand]] and the [[switching strand]]. It is based on rational design and results in the disruption or restoration of the hammerhead ribozyme as a result of restoration in the aptamer domain.
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== competing strand ==
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The competing strand is the nucleic acid sequence that is bound to the the general transmission region in the restored switch conformation in the presence of a ligand
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== switching strand ==
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The switching strand is the nucleic acid sequence that is bound to the general transmission region in the disrupted switch conformation in the absense of a ligand
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http://www.pnas.org/content/vol104/issue36/images/large/zpq0340773700002.jpeg
 
http://www.pnas.org/content/vol104/issue36/images/large/zpq0340773700002.jpeg
  

Revision as of 11:44, 20 November 2007

The strand-displacement mechanism uses competitive binding of two identical nucleic acid sequences, the competing strand and the switching strand. It is based on rational design and results in the disruption or restoration of the hammerhead ribozyme as a result of restoration in the aptamer domain.

competing strand

The competing strand is the nucleic acid sequence that is bound to the the general transmission region in the restored switch conformation in the presence of a ligand

switching strand

The switching strand is the nucleic acid sequence that is bound to the general transmission region in the disrupted switch conformation in the absense of a ligand

http://www.pnas.org/content/vol104/issue36/images/large/zpq0340773700002.jpeg

Links

Ribozyme Switch

Applications of Ribozymes in Synthetic Systems - Danielle Jordan