On the molecular nature of large-pore channels

J Syrjanen, K Michalski, T Kawate… - Journal of molecular …, 2021 - Elsevier
Membrane transport is a fundamental means to control basic cellular processes such as
apoptosis, inflammation, and neurodegeneration and is mediated by a number of …

A 30-year journey from volume-regulated anion currents to molecular structure of the LRRC8 channel

K Strange, T Yamada, JS Denton - Journal of General Physiology, 2019 - rupress.org
The swelling-activated anion channel VRAC has fascinated and frustrated physiologists
since it was first described in 1988. Multiple laboratories have defined VRAC's biophysical …

The volume-regulated anion channel LRRC8C suppresses T cell function by regulating cyclic dinucleotide transport and STING–p53 signaling

AR Concepcion, LE Wagner, J Zhu, AY Tao… - Nature …, 2022 - nature.com
The volume-regulated anion channel (VRAC) is formed by LRRC8 proteins and is
responsible for the regulatory volume decrease (RVD) after hypotonic cell swelling. Besides …

[HTML][HTML] LRRC8A: C/E heteromeric channels are ubiquitous transporters of cGAMP

LJ Lahey, RE Mardjuki, X Wen, GT Hess, C Ritchie… - Molecular cell, 2020 - cell.com
Summary Extracellular 2′ 3′-cyclic-GMP-AMP (cGAMP) is an immunotransmitter exported
by diseased cells and imported into host cells to activate the innate immune STING pathway …

Structures of human pannexin 1 reveal ion pathways and mechanism of gating

Z Ruan, IJ Orozco, J Du, W Lü - Nature, 2020 - nature.com
Abstract Pannexin 1 (PANX1) is an ATP-permeable channel with critical roles in a variety of
physiological functions such as blood pressure regulation, apoptotic cell clearance and …

[HTML][HTML] Glutamate-releasing SWELL1 channel in astrocytes modulates synaptic transmission and promotes brain damage in stroke

J Yang, M del Carmen Vitery, J Chen, J Osei-Owusu… - Neuron, 2019 - cell.com
By releasing glutamate, astrocytes actively regulate synaptic transmission and contribute to
excitotoxicity in neurological diseases. However, the mechanisms of astrocytic glutamate …

[HTML][HTML] Structure of human CALHM1 reveals key locations for channel regulation and blockade by ruthenium red

JL Syrjänen, M Epstein, R Gómez… - Nature …, 2023 - nature.com
Abstract Calcium homeostasis modulator 1 (CALHM1) is a voltage-dependent channel
involved in neuromodulation and gustatory signaling. Despite recent progress in the …

Structural basis for assembly and lipid-mediated gating of LRRC8A: C volume-regulated anion channels

DM Kern, J Bleier, S Mukherjee, JM Hill… - Nature Structural & …, 2023 - nature.com
Leucine-rich repeat-containing protein 8 (LRRC8) family members form volume-regulated
anion channels activated by hypoosmotic cell swelling. LRRC8 channels are ubiquitously …

LRRC8 family proteins within lysosomes regulate cellular osmoregulation and enhance cell survival to multiple physiological stresses

P Li, M Hu, C Wang, X Feng, ZZ Zhao… - Proceedings of the …, 2020 - National Acad Sciences
LRRC8 family proteins on the plasma membrane play a critical role in cellular
osmoregulation by forming volume-regulated anion channels (VRACs) necessary to prevent …

[HTML][HTML] Cryo-EM structure of human heptameric pannexin 2 channel

H Zhang, S Wang, Z Zhang, M Hou, C Du… - Nature …, 2023 - nature.com
Abstract Pannexin 2 (Panx2) is a large-pore ATP-permeable channel with critical roles in
various physiological processes, such as the inflammatory response, energy production and …