During transport by the Na+/K+-ATPase, Na+ and K+ ions become occluded between intra- and extracellular gates. Here Castillo et al. measure transient electrical signals arising from K+ occlusion and use molecular simulations to describe a K+ gating mechanism fundamentally different to that of Na+.
- Juan P. Castillo
- Huan Rui
- Miguel Holmgren
