Definition & Meaning | English word A-DNA
A-DNA
Definitions of A-DNA
- (uncountable) A configuration of DNA in cells, right-hand twisting double helix with a small size difference between major groove and minor groove, wider and more squashed twist than B-DNA; found during transcription and replication.
- (countable) A DNA helix in such a configuration.
Number of letters
5
Is palindrome
No
Examples of Using A-DNA in a Sentence
- Z-DNA is thought to be one of three biologically active double-helical structures along with A-DNA and B-DNA.
- A-DNA and Z-DNA differ significantly in their geometry and dimensions to B-DNA, although still form helical structures.
- In this model, ATP hydrolysis is used to drive protein conformational changes that alternatively dehydrate and rehydrate the DNA, cyclically driving it from B-DNA to A-DNA and back again.
- A-DNA is thought to be one of three biologically active double helical structures along with B-DNA and Z-DNA.
- Harvey, "The Scrunchworm Hypothesis: Transitions Between A-DNA and B-DNA Provide the Driving Force for Genome Packaging in Double-Stranded DNA Bacteriophages," J Struct Biol 189:1-8 (2015).
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