Base stacking interactions confer primary thermodynamic stability to the DNA double helix

the verdict

SUPPORTED

the evidence backs this

Recorded sources

2 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Biophysical evidence confirms that base-stacking interactions between aromatic nucleobases inside the double helix play a fundamental role in conferring thermodynamic stability to the DNA structure.

The analysis

The retrieved papers include foundational and modern structural insights confirming that base stacking is a major contributor to the stability of the DNA double helix alongside base pairing. No retrieved papers refute the premise.

Evidence for · 2

Differences and Similarities in Protein and Nucleic Acid Structures and Their Biological Interactions.

Recorded source metadata

Arakawa T, Oyama T, Ura T, Nishinami S, Shiraki K, Akuta T. Differences and Similarities in Protein and Nucleic Acid Structures and Their Biological Interactions.. 2025. https://doi.org/10.3390/cimb47121019

Paper 0 notes that hydrophobic and aromatic nucleobase side chains are located inside the double helix, highlighting the architectural significance of base stacking.

Source citation format

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More for · 1

Investigating Polarity Effects in DNA Base Stacking.

Recorded source metadata

Abraham Punnoose J, Kam CS, Melfi T, Vangaveti S, Chen AA, Halvorsen K. Investigating Polarity Effects in DNA Base Stacking.. 2025. https://doi.org/10.1021/jacsau.5c01318

Paper 3 investigates nucleic acid structures and affirms that they are stabilized by both base pairing and base stacking interactions.

Source citation format

The paper trail · every fact has a biography

first checked01 Aug 2026

judged → SUPPORTED · 7801 Aug 2026

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