The ion channel and GPCR toolkit of brain capillary pericytes

A Hariharan, N Weir, C Robertson, L He… - Frontiers in Cellular …, 2020 - frontiersin.org
Brain pericytes reside on the abluminal surface of capillaries, and their processes cover~
90% of the length of the capillary bed. These cells were first described almost 150 years ago …

Mechanisms of closed‐state inactivation in voltage‐gated ion channels

R Bähring, M Covarrubias - The Journal of physiology, 2011 - Wiley Online Library
Inactivation of voltage‐gated ion channels is an intrinsic auto‐regulatory process necessary
to govern the occurrence and shape of action potentials and establish firing patterns in …

[HTML][HTML] CACNA1D de novo mutations in autism spectrum disorders activate Cav1. 3 L-type calcium channels

A Pinggera, A Lieb, B Benedetti, M Lampert… - Biological …, 2015 - Elsevier
Abstract Background Cav1. 3 voltage-gated L-type calcium channels (LTCCs) are part of
postsynaptic neuronal signaling networks. They play a key role in brain function, including …

Arrhythmogenesis in Timothy Syndrome is associated with defects in Ca2+-dependent inactivation

IE Dick, R Joshi-Mukherjee, W Yang, DT Yue - Nature communications, 2016 - nature.com
Timothy Syndrome (TS) is a multisystem disorder, prominently featuring cardiac action
potential prolongation with paroxysms of life-threatening arrhythmias. The underlying defect …

Cav1. 2 channelopathies causing autism: new hallmarks on Timothy syndrome

A Marcantoni, C Calorio, E Hidisoglu… - … -European Journal of …, 2020 - Springer
Abstract Cav1. 2 L-type calcium channels play key roles in long-term synaptic plasticity,
sensory transduction, muscle contraction, and hormone release. De novo mutations in the …

A selectivity filter gate controls voltage-gated calcium channel calcium-dependent inactivation

F Abderemane-Ali, F Findeisen, ND Rossen, DL Minor - Neuron, 2019 - cell.com
Calcium-dependent inactivation (CDI) is a fundamental autoregulatory mechanism in Ca V 1
and Ca V 2 voltage-gated calcium channels. Although CDI initiates with the cytoplasmic …

Towards a unified theory of calmodulin regulation (calmodulation) of voltage-gated calcium and sodium channels

M Ben-Johny, IE Dick, L Sang… - Current molecular …, 2015 - ingentaconnect.com
Voltage-gated Na and Ca2+ channels represent two major ion channel families that enable
myriad biological functions including the generation of action potentials and the coupling of …

Ca2+-binding protein 2 inhibits Ca2+-channel inactivation in mouse inner hair cells

MM Picher, A Gehrt, S Meese… - Proceedings of the …, 2017 - National Acad Sciences
Ca2+-binding protein 2 (CaBP2) inhibits the inactivation of heterologously expressed
voltage-gated Ca2+ channels of type 1.3 (CaV1. 3) and is defective in human autosomal …

CaV1.2 channelopathic mutations evoke diverse pathophysiological mechanisms

MA Bamgboye, KG Herold, DCO Vieira… - Journal of General …, 2022 - rupress.org
The first pathogenic mutation in CaV1. 2 was identified in 2004 and was shown to cause a
severe multisystem disorder known as Timothy syndrome (TS). The mutation was localized …

Regulation of cardiac Cav1. 2 channels by calmodulin

M Kameyama, E Minobe, D Shao, J Xu, Q Gao… - International Journal of …, 2023 - mdpi.com
Cav1. 2 Ca2+ channels, a type of voltage-gated L-type Ca2+ channel, are ubiquitously
expressed, and the predominant Ca2+ channel type, in working cardiac myocytes. Cav1. 2 …