Larry Tetone, Larry Friedman, and Melissa Osborne, and collaborators from the Gelles lab (Brandeis University) and the Landick lab (University of Wisconsin-Madison) used multi-wavelength single-molecule fluorescence methods to for the first time directly observe the dynamic binding and dissociation of an accessory protein with an RNAP during active transcript elongation.

Their findings are detailed in the recent paper “Dynamics of GreB-RNA polymerase interaction.” (PNAS, published online 1/30/2017).

Read more at The Little Engine Shop blog