Point Mutation in the HCN4 Cardiac Ion Channel Pore Affecting Synthesis, Trafficking, and Functional Expression Is Associated With Familial Asymptomatic Sinus Bradycardia
Author(s) -
Eyal Nof,
David Luria,
Dovrat Brass,
Dina Marek,
Hadas Lahat,
Haya Reznik-Wolf,
Elon Pras,
Nathan Dascal,
Michael Eldar,
Michael Glikson
Publication year - 2007
Publication title -
circulation
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 7.795
H-Index - 607
eISSN - 1524-4539
pISSN - 0009-7322
DOI - 10.1161/circulationaha.107.706887
Subject(s) - missense mutation , sinus bradycardia , medicine , sick sinus syndrome , mutant , mutation , endocrinology , bradycardia , genetics , cardiology , biology , gene , heart rate , blood pressure
The hyperpolarization-activated nucleotide-gated channel--HCN4 plays a major role in the diastolic depolarization of sinus atrial node cells. Mutant HCN4 channels have been found to be associated with inherited sinus bradycardia.
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