H-DNA forms when half of the Watson–Crick duplex dissociates, and the released pyrimidine strand folds back onto the duplex to form a triple-stranded helix (Fig. 1). Only two isomers can arise ...

News Release 18-Apr-2012 First description of a triple DNA helix in a vacuum This research could bring the development of antigen therapy based on these DNA structures closer Peer-Reviewed Publication ...

New Twisted 'Knot' Human DNA Structure Discovered—and It Looks Nothing Like the Double Helix Published Apr 23, 2018 at 12:58 PM EDT Updated Apr 23, 2018 at 1:53 PM EDT By Katherine Hignett ...

The double helix, though, is not the only form in which DNA exists. For the first time ever, scientists have identified the existence of a new DNA structure that looks more like a twisted, four ...

5-Formylcytosine (5fC) is implicated in active DNA demethylation and has been proposed to act as an epigenetic signal. Balasubramanian and colleagues now report that this base modification imparts ...