The fully activated open state of KCNQ1 controls the cardiac 'fight-or-flight' response
P. HOU, L. ZHAO, L. ZHONG, J. Shi, H. WANG, J. GAO, H. LIU, J. Zuckerman, I. S. COHEN, J. Cui
This paper identifies the fully activated open state of KCNQ1 as critical for β-adrenergic stimulation of IKs channels, showing that modulators enhancing this state can restore function in LQT1 mutants.
bioRxiv · Jul 2, 2024Biophysics