Emerging molecular mechanisms of signal transduction in pentameric ligand-gated ion channels

Á Nemecz, MS Prevost, A Menny, PJ Corringer - Neuron, 2016 - cell.com
Nicotinic acetylcholine, serotonin type 3, γ-amminobutyric acid type A, and glycine receptors
are major players of human neuronal communication. They belong to the family of …

Structure-function of neuronal nicotinic acetylcholine receptor inhibitors derived from natural toxins

TNT Ho, N Abraham, RJ Lewis - Frontiers in Neuroscience, 2020 - frontiersin.org
Neuronal nicotinic acetylcholine receptors (nAChRs) are prototypical cation-selective, ligand-
gated ion channels that mediate fast neurotransmission in the central and peripheral …

The molecular mechanism of snake short-chain α-neurotoxin binding to muscle-type nicotinic acetylcholine receptors

M Nys, E Zarkadas, M Brams, A Mehregan… - Nature …, 2022 - nature.com
Bites by elapid snakes (eg cobras) can result in life-threatening paralysis caused by venom
neurotoxins blocking neuromuscular nicotinic acetylcholine receptors. Here, we determine …

Antispasmodic activity of carnosic acid extracted from rosmarinus officinalis: Isolation, spectroscopic characterization, DFT studies, and in silico molecular docking …

K Wei, H Louis, W Emori, PS Idante… - Journal of Molecular …, 2022 - Elsevier
This research work focuses on the isolation, spectroscopic characterization (FT-IR, UV–vis,
and NMR), density functional theory (DFT) studies, and the potential application of carnosic …

Structure of the native muscle-type nicotinic receptor and inhibition by snake venom toxins

MM Rahman, J Teng, BT Worrell, CM Noviello, M Lee… - Neuron, 2020 - cell.com
The nicotinic acetylcholine receptor, a pentameric ligand-gated ion channel, converts the
free energy of binding of the neurotransmitter acetylcholine into opening of its central pore …

Progress in nicotinic receptor structural biology

A Gharpure, CM Noviello, RE Hibbs - Neuropharmacology, 2020 - Elsevier
Here we begin by briefly reviewing landmark structural studies on the nicotinic acetylcholine
receptor. We highlight challenges that had to be overcome to push through resolution …

From fangs to pharmacology: the future of snakebite envenoming therapy

AH Laustsen, M Engmark, C Milbo… - Current …, 2016 - ingentaconnect.com
The snake is the symbol of medicine due to its association with Asclepius, the Greek God of
medicine, and so with good reasons. More than 725 species of venomous snakes have …

[HTML][HTML] Autoimmunity to neuronal nicotinic acetylcholine receptors

M Pechlivanidou, E Ninou, K Karagiorgou… - Pharmacological …, 2023 - Elsevier
Nicotinic acetylcholine receptors (nAChRs) are widely expressed in many and diverse cell
types, participating in various functions of cells, tissues and systems. In this review, we focus …

Snake three-finger α-neurotoxins and nicotinic acetylcholine receptors: Molecules, mechanisms and medicine

S Nirthanan - Biochemical pharmacology, 2020 - Elsevier
Snake venom three-finger α-neurotoxins (α-3FNTx) act on postsynaptic nicotinic
acetylcholine receptors (nAChRs) at the neuromuscular junction (NMJ) to produce skeletal …

The three‐finger toxin fold: a multifunctional structural scaffold able to modulate cholinergic functions

P Kessler, P Marchot, M Silva… - Journal of …, 2017 - Wiley Online Library
Three‐finger fold toxins are miniproteins frequently found in Elapidae snake venoms. This
fold is characterized by three distinct loops rich in β‐strands and emerging from a dense …