KLHL23 and RhoGDI compete for CDC42’s switch II region in a GTP- or GDP-dependent manner, driving spatiotemporal inactivation through degradation or sequestration. This dynamic control maintains membrane homeostasis and is impaired in Takenouchi–Kosaki Syndrome.
- Po-Cheng Liao
- Hao-Chun Chang
- Sen-Yung Hsieh