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Location of B- and Z-DNA in the chromosomes of a primitive eukaryote dinoflagellate
The usual conformation of DNA is a right-handed double helix (B-DNA). DNA with stretches of alternating purine-pyrimidine (G-C or A-T) can form a left-handed helix (Z-DNA). The transition B----Z, facilitated by the presence of divalent cations, cytosine methylation, or constraints on DNA such as sup...
| Formato: | Texto |
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| Lenguaje: | English |
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The Rockefeller University Press
1990
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2116181/ https://www.ncbi.nlm.nih.gov/pubmed/2380241 |