Contact: Laura Ost
National Institute of Standards and Technology (NIST)
Caption: This is an artist's conception of an RNA molecule (large purplish ladder) in the process of folding as it is crowded by a common polymer, polyethylene glycol (turquoise strands). RNA folds more frequently -- that is, the branch on the left folds upward -- when it is crowded.
Credit: Baxley/JILA and Talbott/NIST
Usage Restrictions: None
Related news release: JILA study finds crowding has big effects on biomolecules