Results 21 to 30 of about 771 (173)

Redox-Active Conopeptide Li520 Has Evolved to Catalyze Oxidative Folding of Conotoxins [PDF]

open access: yesACS Omega
Shweta Dhannura   +8 more
doaj   +2 more sources

The macrocycle inhibitor landscape of SLC-transporter. [PDF]

open access: yesMol Inform
Abstract In the past years the interest in Solute Carrier Transporters (SLC) has increased due to their potential as drug targets. At the same time, macrocycles demonstrated promising activities as therapeutic agents. However, the overall macrocycle/SLC‐transporter interaction landscape has not been fully revealed yet.
Granulo N, Sosnin S, Digles D, Ecker GF.
europepmc   +2 more sources

A Chemoenzymatic Approach To Produce a Cyclic Analogue of the Analgesic Drug MVIIA (Ziconotide)

open access: yesAngewandte Chemie, Volume 135, Issue 29, July 17, 2023., 2023
A chemoenzymatic method has been developed to prepare backbone cyclic analogues of the ω‐conotoxin MVIIA. The most potent cyclic analogue, cM‐7, shows highly improved stability and maintains the activity of the native peptide. Abstract Ziconotide (ω‐conotoxin MVIIA) is an approved analgesic for the treatment of chronic pain.
Yan Zhou   +8 more
wiley   +2 more sources

Improved prediction of conopeptide superfamilies with ConoDictor 2.0. [PDF]

open access: yesBioinform Adv, 2021
Abstract Motivation Cone snails are among the richest sources of natural peptides with promising pharmacological and therapeutic applications. With the reduced costs of RNAseq, scientists now heavily rely on venom gland transcriptomes for the mining of novel bioactive conopeptides, but the ...
Koua D, Ebou A, Dutertre S.
europepmc   +3 more sources

Diversity of Conopeptides and Conoenzymes from the Venom Duct of the Marine Cone Snail Conus bayani as Determined from Transcriptomic and Proteomic Analyses

open access: yesMarine Drugs, 2021
Marine cone snails are predatory gastropods characterized by a well-developed venom apparatus and highly evolved hunting strategies that utilize toxins to paralyze prey and defend against predators.
Rajesh Rajaian Pushpabai   +4 more
doaj   +1 more source

A novel α-conopeptide Eu1.6 inhibits N-type (CaV2.2) calcium channels and exhibits potent analgesic activity [PDF]

open access: yes, 2018
We here describe a novel α-conopeptide, Eu1.6 from Conus eburneus, which exhibits strong anti-nociceptive activity by an unexpected mechanism of action.
Dai, Qiuyun   +29 more
core   +3 more sources

Characterisation of a Novel A-Superfamily Conotoxin

open access: yesBiomedicines, 2020
Conopeptides belonging to the A-superfamily from the venomous molluscs, Conus, are typically α-conotoxins. The α-conotoxins are of interest as therapeutic leads and pharmacological tools due to their selectivity and potency at nicotinic acetylcholine ...
David T. Wilson   +6 more
doaj   +1 more source

High‐resolution crystal structure of the Mu8.1 conotoxin from Conus mucronatus

open access: yesActa Crystallographica Section F, Volume 79, Issue 9, Page 240-246, September 2023., 2023
The crystal structure of the Mu8.1 conotoxin was determined in the high‐symmetry space group I4122 at 1.67 Å resolution. This crystal structure reveals a surface‐exposed Zn2+‐binding site and establishes a hydrogen‐bonding network around Lys55 buried at the dimer interface.Marine cone snails produce a wealth of peptide toxins (conotoxins) that bind ...
Emilie Müller   +3 more
wiley   +1 more source

Identification of Conomarphin Variants in the Conus eburneus Venom and the Effect of Sequence and PTM Variations on Conomarphin Conformations

open access: yesMarine Drugs, 2020
Marine cone snails belonging to the Conidae family make use of neuroactive peptides in their venom to capture prey. Here we report the proteome profile of the venom duct of Conus eburneus, a cone snail belonging to the Tesseliconus clade.
Corazon Ericka Mae M. Itang   +6 more
doaj   +1 more source

Synthesis and evaluation of a novel analgesic conotoxin Lt7b that inhibits calcium currents and increases sodium currents

open access: yesJournal of Cellular and Molecular Medicine, Volume 26, Issue 20, Page 5330-5334, October 2022., 2022
Abstract Conotoxins are promising neuropharmacological tools and drug candidates due to their high efficiency and specificity in targeting ion channels or neurotransmitter receptors. In this study, a novel O2‐superfamily conotoxin, Lt7b, was synthesized and its pharmacological functions were evaluated.
Yun Wu   +4 more
wiley   +1 more source

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