Using nanobodies labeled with FRET fluorophores, the authors show the presence and activation of GPCR mGlu2 and mGlu4 dimers in mouse brain samples and reveal that mGlu2–mGlu4 is the major form of mGlu4-containing dimers outside the cerebellum.
- Jiyong Meng
- Chanjuan Xu
- Philippe Rondard
