Calcium-release channels: structure and function of IP3 receptors and ryanodine receptors

KA Woll, F Van Petegem - Physiological Reviews, 2022 - journals.physiology.org
Ca2+-release channels are giant membrane proteins that control the release of Ca2+ from
the endoplasmic and sarcoplasmic reticulum. The two members, ryanodine receptors …

Excitation-contraction coupling in skeletal muscle: recent progress and unanswered questions

D Shishmarev - Biophysical reviews, 2020 - Springer
Excitation-contraction coupling (ECC) is a physiological process that links excitation of
muscles by the nervous system to their mechanical contraction. In skeletal muscle, ECC is …

Kv2. 1 mediates spatial and functional coupling of L-type calcium channels and ryanodine receptors in mammalian neurons

NC Vierra, M Kirmiz, D van der List, LF Santana… - Elife, 2019 - elifesciences.org
The voltage-gated K+ channel Kv2. 1 serves a major structural role in the soma and
proximal dendrites of mammalian brain neurons, tethering the plasma membrane (PM) to …

Skeletal muscle CaV1.1 channelopathies

BE Flucher - Pflügers Archiv-European Journal of Physiology, 2020 - Springer
Ca V 1.1 is specifically expressed in skeletal muscle where it functions as voltage sensor of
skeletal muscle excitation-contraction (EC) coupling independently of its functions as L-type …

Presynaptic α2δ subunits are key organizers of glutamatergic synapses

CL Schöpf, C Ablinger, SM Geisler… - Proceedings of the …, 2021 - National Acad Sciences
In nerve cells the genes encoding for α2δ subunits of voltage-gated calcium channels have
been linked to synaptic functions and neurological disease. Here we show that α2δ subunits …

Structure and function of STAC proteins: Calcium channel modulators and critical components of muscle excitation–contraction coupling

B Rufenach, F Van Petegem - Journal of Biological Chemistry, 2021 - ASBMB
In skeletal muscle tissue, an intriguing mechanical coupling exists between two ion
channels from different membranes: the L-type voltage-gated calcium channel (Ca V 1.1) …

The T-type calcium channelosome

N Weiss, GW Zamponi - Pflügers Archiv-European Journal of Physiology, 2024 - Springer
T-type calcium channels perform crucial physiological roles across a wide spectrum of
tissues, spanning both neuronal and non-neuronal system. For instance, they serve as …

Small molecules as modulators of voltage-gated calcium channels in neurological disorders: State of the art and perspectives

S Lanzetti, V Di Biase - Molecules, 2022 - mdpi.com
Voltage-gated calcium channels (VGCCs) are widely expressed in the brain, heart and
vessels, smooth and skeletal muscle, as well as in endocrine cells. VGCCs mediate gene …

[HTML][HTML] STAC proteins: The missing link in skeletal muscle EC coupling and new regulators of calcium channel function

BE Flucher, M Campiglio - Biochimica et Biophysica Acta (BBA)-Molecular …, 2019 - Elsevier
Excitation-contraction coupling is the signaling process by which action potentials control
calcium release and consequently the force of muscle contraction. Until recently, three triad …

Role of High Voltage-Gated Ca2+ Channel Subunits in Pancreatic β-Cell Insulin Release. From Structure to Function

P Tuluc, T Theiner, N Jacobo-Piqueras, SM Geisler - Cells, 2021 - mdpi.com
The pancreatic islets of Langerhans secrete several hormones critical for glucose
homeostasis. The β-cells, the major cellular component of the pancreatic islets, secrete …