Fluorescent Proteins 101: Photoactivatable Fluorescent Proteins
Type
Blog Post
Published
April 25, 2017, 2:30 p.m.
...wtGFP is illuminated with UV-violet light (~400 nm), the chromophore photoconverts predominantly to the ...activates and inactivates Dronpa is not ideal, since this means Dronpa is quickly inactivated and less photons...PA-GFP to display almost no fluorescence when illuminated with 488nm light. However, when UV-violet light... to a 100-fold increase in fluorescence when illuminated with blue light (1).
Similar to PA-GFP, scientists...derived from DsRed and mRFP, respectively. When illuminated with violet light, both variants are photoconverted...but then further exposure to blue light also inactivates the chromophore, leading to a non-fluorescent...find a version of Dronpa that doesn't become inactivated as quickly. Padron is a monomeric, reversible...