[HTML][HTML] Structural basis of cytoplasmic NaV1. 5 and NaV1. 4 regulation

S Nathan, SB Gabelli, JB Yoder, L Srinivasan… - Journal of General …, 2021 - rupress.org
Voltage-gated sodium channels (Na V s) are membrane proteins responsible for the rapid
upstroke of the action potential in excitable cells. There are nine human voltage-sensitive Na …

Conformations of voltage-sensing domain III differentially define NaV channel closed- and open-state inactivation

P Angsutararux, PW Kang, W Zhu… - Journal of General …, 2021 - rupress.org
Voltage-gated Na+ (NaV) channels underlie the initiation and propagation of action
potentials (APs). Rapid inactivation after NaV channel opening, known as open-state …

Anionic omega currents from single countercharge mutants in the voltage-sensing domain of Ci-VSP

R Shen, B Roux, E Perozo - Journal of General Physiology, 2023 - rupress.org
The S4 segment of voltage-sensing domains (VSDs) directly responds to voltage changes
by reorienting within the electric field as a permion. A narrow hydrophobic “gasket” or charge …

ω-Grammotoxin-SIA inhibits voltage-gated Na+ channel currents

RC Collaço, F Van Petegem, F Bosmans - Journal of General …, 2024 - rupress.org
Rita de Cássia Collaço1, Filip Van Petegem2, 3, and Frank Bosmans1, 4 ω-
Grammotoxin-SIA (GrTX-SIA) was originally isolated from the venom of the Chilean rose …

E1784K, the most common Brugada syndrome and long-QT syndrome type 3 mutant, disrupts sodium channel inactivation through two separate mechanisms

CH Peters, AR Watkins, OL Poirier… - Journal of General …, 2020 - rupress.org
Inheritable and de novo variants in the cardiac voltage-gated sodium channel, Nav1. 5, are
responsible for both long-QT syndrome type 3 (LQT3) and Brugada syndrome type 1 (BrS1) …

Differential regulation of cardiac sodium channels by intracellular fibroblast growth factors

P Angsutararux, AK Dutta, M Marras, C Abella… - Journal of General …, 2023 - rupress.org
Voltage-gated sodium (NaV) channels are responsible for the initiation and propagation of
action potentials. In the heart, the predominant NaV1. 5 α subunit is composed of four …

Molecular characterization and distribution of the voltage-gated sodium channel, Para, in the brain of the grasshopper and vinegar fly

H Wang, B Foquet, RB Dewell, H Song… - Journal of Comparative …, 2020 - Springer
Voltage-gated sodium (NaV) channels, encoded by the gene para, play a critical role in the
rapid processing and propagation of visual information related to collision avoidance …

Elucidating molecular mechanisms of protoxin-II state-specific binding to the human NaV1.7 channel

K Ngo, D Lopez Mateos, Y Han, KC Rouen… - Journal of General …, 2023 - rupress.org
Human voltage-gated sodium (hNaV) channels are responsible for initiating and
propagating action potentials in excitable cells, and mutations have been associated with …