Contribution of HCN1 variant to sinus bradycardia: A case report.
Han-Gang YuBryan GallMackenzie NewmanQuincy A HathawayKathleen BrundageAmanda AmmerPeter MathersDavid SiderovskiRobert W HullPublished in: Journal of arrhythmia (2021)
Decreased channel activity HCN1 mutant channel makes it unable to contribute to early depolarization of sinus node action potential, thus likely a main cause of the profound sinus bradycardia in this patient.