News tagged with double helix

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The changing shape of DNA

The shape of DNA can be changed with a range of triggers including copper and oxygen—according to new research from the University of East Anglia.

date8 hours ago in Biochemistry
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The convoluted history of the double-helix

It's been 65 years since the paper "Molecular structure of nucleic acids," by James Watson and Francis Crick, was published in Nature. Or, more prosaically, the paper that first describes the structure of DNA as we know it ...

dateApr 26, 2018 in Biotechnology
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Biomimetic chemistry—DNA mimic outwits viral enzyme

Not only can synthetic molecules mimic the structures of their biological models, they can also take on their functions and may even successfully compete with them, as an artificial DNA sequence designed by Ludwig-Maximilians-Universitaet ...

dateApr 02, 2018 in Biochemistry
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How molecular scissors cut in the right place

A research group at Uppsala University has found out how CRISPR-Cas9—also known as 'molecular scissors'—can search the genome for a specific DNA sequence. Cas9 already has many applications in biotechnology and is also ...

dateSep 28, 2017 in Biotechnology
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Deciphering potent DNA toxin's secrets

One of the most potent toxins known acts by welding the two strands of the famous double helix together in a unique fashion which foils the standard repair mechanisms cells use to protect their DNA.

dateAug 02, 2017 in Biochemistry
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