Results 21 to 30 of about 109,234 (306)

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

Anion recognition by cyclic peptides [PDF]

open access: yesChemical Communications, 2015
Cyclic peptides provide excellent scaffolds for anion recognition and improved binding affinity and selectivity has been achieved through peptide backbone rigidification and the introduction of side chains bearing anion recognition groups.
Elmes, Robert B. P.   +1 more
openaire   +5 more sources

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

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

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

Lessons for Oral Bioavailability: How Conformationally Flexible Cyclic Peptides Enter and Cross Lipid Membranes

open access: yes, 2022
Cyclic peptides are able to extend the druggable space of pharmaceutical targets, due to their size, conformational behavior, and high proportion of hydrogen bond donors and acceptors.
Sereina, Riniker   +6 more
core   +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

Marine Cyclic Peptides: Antimicrobial Activity and Synthetic Strategies

open access: yesMarine Drugs, 2022
Oceans are a rich source of structurally unique bioactive compounds from the perspective of potential therapeutic agents. Marine peptides are a particularly interesting group of secondary metabolites because of their chemistry and wide range of ...
Ricardo Ribeiro   +3 more
doaj   +1 more source

Structural Diversity and Biological Activities of Fungal Cyclic Peptides, Excluding Cyclodipeptides

open access: yesMolecules, 2017
Cyclic peptides are cyclic compounds formed mainly by the amide bonds between either proteinogenic or non-proteinogenic amino acids. This review highlights the occurrence, structures and biological activities of fungal cyclic peptides (excluding ...
Xiaohan Wang   +4 more
doaj   +1 more source

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