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Archive for October 5th, 2007

Z-DNA

Z-DNA was discovered in vitro under high salt conditions. It is know to exist in the interband regions of the giant salivary gland chromosomes of Drosophila and in the transcriptionally active macronucleus of the ciliated protozoan Stylonchia mytilus. The properties of Z-form DNA are listed below:
1) It is a left-handed helix and the helical diameter [...]

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