NOTICE: Due to a lapse in annual appropriations, most of this website is not being updated. Learn more.
Form submissions will still be accepted but will not receive responses at this time. Sections of this site for programs using non-appropriated funds (such as NVLAP) or those that are excepted from the shutdown (such as CHIPS and NVD) will continue to be updated.
An official website of the United States government
Here’s how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Single-Molecule FRET Kinetics of the Mn2+ Riboswitch: Evidence for Allosteric Mg2+ Control of "Induced-Fit" vs "Conformational Selection" Folding Pathways
Sung, H.
and Nesbitt, D.
(2019),
Single-Molecule FRET Kinetics of the Mn<sup>2+</sup> Riboswitch: Evidence for Allosteric Mg<sup>2+</sup> Control of "Induced-Fit" vs "Conformational Selection" Folding Pathways, Journal of Physical Chemistry B
(Accessed October 11, 2025)