A single-molecule magnetic tweezers platform to manipulate G-quadruplexes is reported, which allows for the study of G4 stability and regulation by various proteins.
You, H., Le, S., Chen, H., Qin, L., Yan, J. Single-molecule Manipulation of G-quadruplexes by Magnetic Tweezers. J. Vis. Exp. (127), e56328, doi:10.3791/56328 (2017).