Results 11 to 20 of about 211,010 (331)

Plant derived cyclic peptides [PDF]

open access: yesBiochemical Society Transactions, 2021
Cyclic peptides are widespread throughout the plant kingdom, and display diverse sequences, structures and bioactivities. The potential applications attributed to these peptides and their unusual biosynthesis has captivated the attention of researchers for many years.
Norelle L. Daly, David T. Wilson
openaire   +3 more sources

Cyclic Peptides with Antifungal Properties Derived from Bacteria, Fungi, Plants, and Synthetic Sources

open access: yesPharmaceuticals, 2023
Fungal infections remain a significant concern for human health. The emergence of microbial resistance, the improper use of antimicrobial drugs, and the need for fewer toxic antifungal treatments in immunocompromised patients have sparked substantial ...
Naiera M. Helmy, Keykavous Parang
doaj   +1 more source

Cyclic Opioid Peptides [PDF]

open access: yesCurrent Medicinal Chemistry, 2016
For decades the opioid receptors have been an attractive therapeutic target for the treatment of pain. Since the first discovery of enkephalin, approximately a dozen endogenous opioid peptides have been known to produce opioid activity and analgesia, but their therapeutics have been limited mainly due to low blood brain barrier penetration and poor ...
Michael, Remesic   +2 more
openaire   +2 more sources

Comparison of Collisional Fragmentation Pathways of Sodiated and Protonated Cyclic Peptide Analogs [PDF]

open access: yesZhipu Xuebao, 2023
Cyclic peptides and their related species have been shown a unique class of molecules characterized by their biological function and structural diversity.
DU Meng-ying1;JIAO Lu-yang1;XU Yi-cheng1;LI Shu-qi1;CUI Yong-liang1;ZHANG Sen1;KONG Xiang-lei1,2,3
doaj   +1 more source

More than skin deep: cyclic peptides as wound healing and cytoprotective compounds

open access: yesFrontiers in Cell and Developmental Biology, 2023
The prevalence and cost of wounds pose a challenge to patients as well as the healthcare system. Wounds can involve multiple tissue types and, in some cases, become chronic and difficult to treat.
Ying-Chiang J. Lee   +3 more
doaj   +1 more source

The cyclic peptide G4CP2 enables the modulation of galactose metabolism in yeast by interfering with GAL4 transcriptional activity

open access: yesFrontiers in Molecular Biosciences, 2023
Genetically-encoded combinatorial peptide libraries are convenient tools to identify peptides to be used as therapeutics, antimicrobials and functional synthetic biology modules. Here, we report the identification and characterization of a cyclic peptide,
Stefano Rosa   +11 more
doaj   +1 more source

Anchor extension: a structure-guided approach to design cyclic peptides targeting enzyme active sites

open access: yesNature Communications, 2021
Cyclic peptides are of particular interest due to their pharmacological properties, but their design for binding to a target protein is challenging. Here, the authors present a computational “anchor extension” methodology for de novo design of cyclic ...
Parisa Hosseinzadeh   +17 more
doaj   +1 more source

Cyclic Peptides for the Treatment of Cancers: A Review

open access: yesMolecules, 2022
Cyclic peptides have been widely reported to have therapeutic abilities in the treatment of cancer. This has been proven through in vitro and in vivo studies against breast, lung, liver, colon, and prostate cancers, among others.
Dalifa Ramadhani   +3 more
doaj   +1 more source

Passing the Barrier – How Computer Simulations Can Help to Understand and Improve the Passive Membrane Permeability of Cyclic Peptides

open access: yesCHIMIA, 2021
Proteins with large and flat binding sites as well as protein–protein interactions are considered ' undruggable ' with conventional small-molecule drugs.
Stephanie M. Linker   +4 more
doaj   +1 more source

Trans-Bilayer Ion Conduction by Proline Containing Cyclic Hexapeptides and Effects of Amino Acid Substitutions on Ion Conducting Properties [PDF]

open access: yes, 2010
Several ion channel forming cyclic peptides have been reported over the past two decades and various ion conducting mechanisms have been proposed. In this article, we report on amino acid substitutions in cyclic hexapeptides and their effects on the ion ...
Aoyagi, Haruhiko   +6 more
core   +2 more sources

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