Structural biology and molecular pharmacology of voltage-gated ion channels

J Huang, X Pan, N Yan - Nature Reviews Molecular Cell Biology, 2024 - nature.com
Voltage-gated ion channels (VGICs), including those for Na+, Ca2+ and K+, selectively
permeate ions across the cell membrane in response to changes in membrane potential …

Differential regulation of Cav3.2 and Cav2.2 calcium channels by CB1 receptors and cannabidiol

EK Harding, IA Souza, MA Gandini… - British Journal of …, 2023 - Wiley Online Library
Background and Purpose Cannabinoids are a promising therapeutic avenue for chronic
pain. However, clinical trials often fail to report analgesic efficacy of cannabinoids. Inhibition …

Structural basis for human Cav3.2 inhibition by selective antagonists

J Huang, X Fan, X Jin, C Lyu, Q Guo, T Liu, J Chen… - Cell Research, 2024 - nature.com
The Cav3. 2 subtype of T-type calcium channels has been targeted for developing
analgesics and anti-epileptics for its role in pain and epilepsy. Here we present the cryo-EM …

EMC chaperone–CaV structure reveals an ion channel assembly intermediate

Z Chen, A Mondal, F Abderemane-Ali, S Jang… - Nature, 2023 - nature.com
Voltage-gated ion channels (VGICs) comprise multiple structural units, the assembly of
which is required for function,. Structural understanding of how VGIC subunits assemble and …

Structure of human NaV1.6 channel reveals Na+ selectivity and pore blockade by 4,9-anhydro-tetrodotoxin

Y Li, T Yuan, B Huang, F Zhou, C Peng, X Li… - Nature …, 2023 - nature.com
The sodium channel NaV1. 6 is widely expressed in neurons of the central and peripheral
nervous systems, which plays a critical role in regulating neuronal excitability. Dysfunction of …

Voltage-dependent G-protein regulation of CaV2.2 (N-type) channels

M Nilsson, K Wang, T Mínguez-Viñas, M Angelini… - Science …, 2024 - science.org
How G proteins inhibit N-type, voltage-gated, calcium-selective channels (CaV2. 2) during
presynaptic inhibition is a decades-old question. G proteins Gβγ bind to intracellular CaV2. 2 …

Voltage-gated potassium channels KCNQs: structures, mechanisms, and modulations

Y Huang, D Ma, Z Yang, Y Zhao, J Guo - Biochemical and Biophysical …, 2023 - Elsevier
KCNQ (Kv7) channels are voltage-gated, phosphatidylinositol 4, 5-bisphosphate-(PIP 2-)
modulated potassium channels that play essential roles in regulating the activity of neurons …

Structural basis for human Cav1. 2 inhibition by multiple drugs and the neurotoxin calciseptine

S Gao, X Yao, J Chen, G Huang, X Fan, L Xue, Z Li… - Cell, 2023 - cell.com
Ca v 1.2 channels play crucial roles in various neuronal and physiological processes. Here,
we present cryo-EM structures of human Ca v 1.2, both in its apo form and in complex with …

Molecular insights into the gating mechanisms of voltage-gated calcium channel CaV2.3

Y Gao, S Xu, X Cui, H Xu, Y Qiu, Y Wei, Y Dong… - Nature …, 2023 - nature.com
High-voltage-activated R-type CaV2. 3 channel plays pivotal roles in many physiological
activities and is implicated in epilepsy, convulsions, and other neurodevelopmental …

Detection of helical water flows in sub-nanometer channels

P Zelenovskii, M Soares, C Bornes… - Nature …, 2024 - nature.com
Nanoscale flows of liquids can be revealed in various biological processes and underlie a
wide range of nanofluidic applications. Though the integral characteristics of these systems …