Neuronal α2δ proteins and brain disorders

C Ablinger, SM Geisler, RI Stanika, CT Klein… - … -European Journal of …, 2020 - Springer
Abstract α 2 δ proteins are membrane-anchored extracellular glycoproteins which are
abundantly expressed in the brain and the peripheral nervous system. They serve as …

The voltage-gated calcium channel α2δ subunit in neuropathic pain

SJ Guo, YQ Shi, YN Zheng, H Liu, YL Zheng - Molecular Neurobiology, 2024 - Springer
Neuropathic pain (NP) is a chronic pain caused by injury or disease of the somatosensory
nervous system, or it can be directly caused by disease. It often presents with clinical …

Synaptotagmins 3 and 7 mediate the majority of asynchronous release from synapses in the cerebellum and hippocampus

DJ Weingarten, A Shrestha, DJ Orlin, CL Le Moing… - Cell reports, 2024 - cell.com
Neurotransmitter release consists of rapid synchronous release followed by longer-lasting
asynchronous release (AR). Although the presynaptic proteins that trigger synchronous …

Synapse-Specific Defects in Synaptic Transmission in the Cerebellum of W246G Mutant ELOVL4 Rats–a Model of Human SCA34

RY Nagaraja, MA Stiles, DM Sherry… - Journal of …, 2023 - Soc Neuroscience
Elongation of very long fatty acids-4 (ELOVL4) mediates biosynthesis of very long chain-fatty
acids (VLC-FA;≥ 28 carbons). Various mutations in this enzyme result in spinocerebellar …

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 …

Action potential-coupled Rho GTPase signaling drives presynaptic plasticity

SD O'Neil, B Rácz, WE Brown, Y Gao, EJ Soderblom… - Elife, 2021 - elifesciences.org
In contrast to their postsynaptic counterparts, the contributions of activity-dependent
cytoskeletal signaling to presynaptic plasticity remain controversial and poorly understood …

α2δ-4 and Cachd1 Proteins Are Regulators of Presynaptic Functions

C Ablinger, C Eibl, SM Geisler, M Campiglio… - International Journal of …, 2022 - mdpi.com
The α2δ auxiliary subunits of voltage-gated calcium channels (VGCC) were traditionally
regarded as modulators of biophysical channel properties. In recent years, channel …

Pre-ataxic loss of intrinsic plasticity and motor learning in a mouse model of SCA1

C Osório, JJ White, H Lu, GC Beekhof, FR Fiocchi… - Brain, 2023 - academic.oup.com
Spinocerebellar ataxias are neurodegenerative diseases, the hallmark symptom of which is
the development of ataxia due to cerebellar dysfunction. Purkinje cells, the principal neurons …

Aberrant DJ-1 expression underlies L-type calcium channel hypoactivity in dendrites in tuberous sclerosis complex and Alzheimer's disease

F Niere, A Uneri, CJ McArdle, Z Deng… - Proceedings of the …, 2023 - National Acad Sciences
L-type voltage-gated calcium (Ca2+) channels (L-VGCC) dysfunction is implicated in several
neurological and psychiatric diseases. While a popular therapeutic target, it is unknown …

A biallelic mutation in CACNA2D2 associated with developmental and epileptic encephalopathy affects calcium channel‐dependent as well as synaptic functions of …

S Haddad, C Ablinger, R Stanika… - Journal of …, 2025 - Wiley Online Library
Abstract α2δ proteins serve as auxiliary subunits of voltage‐gated calcium channels and
regulate channel membrane expression and current properties. Besides their channel …