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Mg2+ ion effect on conformational equilibrium of poly A · 2 poly U and poly A poly U in aqueous solutions

✍ Scribed by Victor A. Sorokin; Vladimir A. Valeev; Galina O. Gladchenko; Marina V. Degtiar; Victor A. Karachevtsev; Yuri P. Blagoi

Book ID: 117314524
Publisher: Elsevier Science
Year: 2003
Tongue: English
Weight: 271 KB
Volume: 31
Category: Article
ISSN: 0141-8130
DOI: 10.1016/s0141-8130(02)00085-5

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## Abstract **Summary:** Differential UV spectroscopy was used to study the temperature dependence of the conformational equilibrium in aqueous poly I · poly A · poly I (A2I) solutions containing Na^+^ (0.1–2 M) and Mg^2+^ (10^−5^–0.005 M) ions. Over the whole range of the studied Na^+^ and Mg^2+^