How membrane proteins sense voltage

F Bezanilla - Nature reviews Molecular cell biology, 2008 - nature.com
The ionic gradients across cell membranes generate a transmembrane voltage that
regulates the function of numerous membrane proteins such as ion channels, transporters …

The hitchhiker's guide to the voltage-gated sodium channel galaxy

CA Ahern, J Payandeh, F Bosmans… - Journal of General …, 2016 - rupress.org
Eukaryotic voltage-gated sodium (Nav) channels contribute to the rising phase of action
potentials and served as an early muse for biophysicists laying the foundation for our current …

Photosensitivity of neurons enabled by cell-targeted gold nanoparticles

JL Carvalho-de-Souza, JS Treger, B Dang, SBH Kent… - Neuron, 2015 - cell.com
Unmodified neurons can be directly stimulated with light to produce action potentials, but
such techniques have lacked localization of the delivered light energy. Here we show that …

Deconstructing voltage sensor function and pharmacology in sodium channels

F Bosmans, MF Martin-Eauclaire, KJ Swartz - Nature, 2008 - nature.com
Voltage-activated sodium (Nav) channels are crucial for the generation and propagation of
nerve impulses, and as such are widely targeted by toxins and drugs. The four voltage …

Tarantula huwentoxin-IV inhibits neuronal sodium channels by binding to receptor site 4 and trapping the domain ii voltage sensor in the closed configuration

Y Xiao, JP Bingham, W Zhu, E Moczydlowski… - Journal of Biological …, 2008 - ASBMB
Peptide toxins with high affinity, divergent pharmacological functions, and isoform-specific
selectivity are powerful tools for investigating the structure-function relationships of voltage …

The 70‐year search for the voltage‐sensing mechanism of ion channels

L Catacuzzeno, F Franciolini - The Journal of Physiology, 2022 - Wiley Online Library
This retrospective on the voltage‐sensing mechanisms and gating models of ion channels
begins in 1952 with the charged gating particles postulated by Hodgkin and Huxley, viewed …

Targeting voltage sensors in sodium channels with spider toxins

F Bosmans, KJ Swartz - Trends in pharmacological sciences, 2010 - cell.com
Voltage-activated sodium (Nav) channels are essential in generating and propagating nerve
impulses, placing them amongst the most widely targeted ion channels by toxins from …

Fifty years of gating currents and channel gating

L Catacuzzeno, F Conti, F Franciolini - Journal of General Physiology, 2023 - rupress.org
We celebrate this year the 50th anniversary of the first electrophysiological recordings of the
gating currents from voltage-dependent ion channels done in 1973. This retrospective tries …

Scorpion peptides and ion channels: an insightful review of mechanisms and drug development

LC Mendes, GMM Viana, ALA Nencioni, DC Pimenta… - Toxins, 2023 - mdpi.com
The Buthidae family of scorpions consists of arthropods with significant medical relevance,
as their venom contains a diverse range of biomolecules, including neurotoxins that …

Mechanisms of noncovalent β subunit regulation of NaV channel gating

W Zhu, TL Voelker, Z Varga, AR Schubert… - Journal of General …, 2017 - rupress.org
Voltage-gated Na+ (NaV) channels comprise a macromolecular complex whose
components tailor channel function. Key components are the non-covalently bound β1 and …