Indeed. In fact there are several works directly showing the formation of protein phase separation occurring at the inner membrane surface to cluster receptors

Indeed. In fact there are several works directly showing the formation of protein phase separation occurring at the inner membrane surface to cluster receptors [1,2]. [1] https://science.sciencemag.org/content/363/6431/1093 https://science.sciencemag.org/content/363/6431/1093 [2] https://science.sciencemag.org/content/352/6285/595 https://science.sciencemag.org/content/352/6285/595