cAMP binding to closed pacemaker ion channels is cooperative
S. Kuschke, S. Thon, T. Schwabe, K. Benndorf, R. Schmauder
This study demonstrates cooperative cAMP binding to resting HCN2 channels in native membranes using single-molecule fluorescence techniques, showing cooperativity precedes channel activation.
bioRxiv · Apr 18, 2023Biophysics