Results 21 to 30 of about 18,612 (160)

Principal Component and Structural Element Analysis Provide Insights into the Evolutionary Divergence of Conotoxins

open access: yesBiology, 2022
Predatory cone snails (Conus) developed a sophisticated neuropharmacological mechanism to capture prey, escape against other predators, and deter competitors.
Akira Kio V. Kikuchi, Lemmuel L. Tayo
doaj   +1 more source

Chemical Synthesis and NMR Solution Structure of Conotoxin GXIA from Conus geographus

open access: yesMarine Drugs, 2021
Conotoxins are disulfide-rich peptides found in the venom of cone snails. Due to their exquisite potency and high selectivity for a wide range of voltage and ligand gated ion channels they are attractive drug leads in neuropharmacology.
David A. Armstrong   +5 more
doaj   +1 more source

Blockade of neuronal α7-nAChR by α-conotoxin ImI explained by computational scanning and energy calculations. [PDF]

open access: yesPLoS Computational Biology, 2011
α-Conotoxins potently inhibit isoforms of nicotinic acetylcholine receptors (nAChRs), which are essential for neuronal and neuromuscular transmission.
Rilei Yu, David J Craik, Quentin Kaas
doaj   +1 more source

ω-Conotoxin GVIA Mimetics that Bind and Inhibit Neuronal Cav2.2 Ion Channels

open access: yesMarine Drugs, 2012
The neuronal voltage-gated N-type calcium channel (Cav2.2) is a validated target for the treatment of neuropathic pain. A small library of anthranilamide-derived ω-Conotoxin GVIA mimetics bearing the diphenylmethylpiperazine moiety were prepared and ...
Peter J. Duggan   +7 more
doaj   +1 more source

Glycosylation of Conotoxins

open access: yesMarine Drugs, 2013
Conotoxins are small peptides present in the venom of cone snails. The snail uses this venom to paralyze and capture prey. The constituent conopeptides display a high level of chemical diversity and are of particular interest for scientists as tools employed in neurological studies and for drug development, because they target with exquisite ...
Gerwig, G.J.   +4 more
openaire   +5 more sources

Conotoxin protein classification using free scores of words and support vector machines

open access: yesBMC Bioinformatics, 2011
Background Conotoxin has been proven to be effective in drug design and could be used to treat various disorders such as schizophrenia, neuromuscular disorders and chronic pain.
Nuel Gregory   +3 more
doaj   +1 more source

Self-Assembly Nanostructure of Myristoylated ω-Conotoxin MVIIA Increases the Duration of Efficacy and Reduces Side Effects

open access: yesMarine Drugs, 2023
Chronic pain is one of the most prevalent health problems worldwide. An alternative to suppress or alleviate chronic pain is the use of peptide drugs that block N-type Ca2+ channels (Cav2.2), such as ω-conotoxin MVIIA.
Xiufang Ding   +9 more
doaj   +1 more source

Synthesis and Biological Activity of Novel α-Conotoxins Derived from Endemic Polynesian Cone Snails

open access: yesMarine Drugs, 2023
α-Conotoxins are well-known probes for the characterization of the various subtypes of nicotinic acetylcholine receptors (nAChRs). Identifying new α-conotoxins with different pharmacological profiles can provide further insights into the physiological or
Yazid Mohamed Souf   +8 more
doaj   +1 more source

The T-superfamily of Conotoxins [PDF]

open access: yesJournal of Biological Chemistry, 1999
Nous rapportons la découverte et la caractérisation initiale de la super-famille T des conotoxines. Huit peptides différents de la superfamille T de cinq espèces de Conus ont été identifiés ; ils partagent une séquence de signal consensuelle et un arrangement conservé de résidus de cystéine (- -CC- -CC-).
Colin Walker   +12 more
openaire   +2 more sources

Proteomic analysis of the venom of Conus flavidus from Red Sea reveals potential pharmacological applications

open access: yesJournal of Genetic Engineering and Biotechnology
Background: Venomous marine cone snails produce unique neurotoxins called conopeptides or conotoxins, which are valuable for research and drug discovery.
Mousa O. Germoush   +9 more
doaj   +1 more source

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