hERG S4-S5 linker acts as a voltage-dependent ligand that binds to the activation gate and locks it in a closed state

Abstract Delayed-rectifier potassium channels (hERG and KCNQ1) play a major role in cardiac repolarization. These channels are formed by a tetrameric pore (S5–S6) surrounded by four voltage sensor domains (S1-S4). Coupling between voltage sensor domains and the pore activation gate is critical for c...

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Bibliographic Details
Main Authors: Olfat A. Malak, Zeineb Es-Salah-Lamoureux, Gildas Loussouarn
Format: Article
Language:English
Published: Nature Publishing Group 2017-03-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-017-00155-2