Published August 15, 1968 | Version Published
Journal Article Open

A Proton Magnetic Resonance Study of The Interaction of Adenosine with Polyuridylic Acid: Evidence for Both Adenine-Uracil Base-Stacking and Base-Pairing

Abstract

We report here a proton magnetic resonance (pmr) study of the interaction of adenosine with polyuridylic acid in aqueous solution. The results of this study indicate that the mode of interaction is adenosine intercalation and adenine-uracil base-stacking above 26[degrees]C, and verifies that a triple-stranded complex which is stabilized by both adenine-uracil hydrogen-bonding and adenine-adenine base-stacking is formed below this temperature. Some information regarding the dynamics of these processes has also been obtained.

Additional Information

© 1968 by the National Academy of Sciences Communicated by Norman Davidson, May 15, 1968 This work was supported in part by grant GM-14523-02, U.S. Public Health Service. Noyes Laboratory of Chemical Physics, Contribution no. 3676.

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Identifiers

PMCID
PMC224893
Eprint ID
723
Resolver ID
CaltechAUTHORS:BANpnas68

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Funding

NIH
GM-14523-02

Dates

Created
2005-09-20
Created from EPrint's datestamp field
Updated
2019-10-02
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Caltech Custom Metadata

Other Numbering System Name
Arthur Amos Noyes Laboratory of Chemical Physics
Other Numbering System Identifier
3676