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Cyclic Peptides in Pipeline: What Future for These Great Molecules? [PDF]

open access: yesPharmaceuticals (Basel), 2023
Cyclic peptides are molecules that are already used as drugs in therapies approved for various pharmacological activities, for example, as antibiotics, antifungals, anticancer, and immunosuppressants.
Costa L, Sousa E, Fernandes C.
europepmc   +4 more sources

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 ...
N. Daly, David T. Wilson
semanticscholar   +4 more sources

De novo development of small cyclic peptides that are orally bioavailable. [PDF]

open access: yesNat Chem Biol, 2023
Cyclic peptides can bind challenging disease targets with high affinity and specificity, offering enormous opportunities for addressing unmet medical needs. However, as with biological drugs, most cyclic peptides cannot be applied orally because they are
Merz ML   +9 more
europepmc   +2 more sources

Cyclic Peptides for Drug Development.

open access: yesAngewandte Chemie International Edition, 2023
Cyclic peptides are fascinating molecules abundantly found in nature and exploited as molecular format for drug development as well as other applications, ranging from research tools to food additives.
Xinjian Ji   +2 more
semanticscholar   +3 more sources

CyclicPepedia: a knowledge base of natural and synthetic cyclic peptides. [PDF]

open access: yesBrief Bioinform
Cyclic peptides offer a range of notable advantages, including potent antibacterial properties, high binding affinity and specificity to target molecules, and minimal toxicity, making them highly promising candidates for drug development.
Liu L   +7 more
europepmc   +2 more sources

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

CycPeptMPDB: A Comprehensive Database of Membrane Permeability of Cyclic Peptides

open access: yesJournal of Chemical Information and Modeling, 2023
Recently, cyclic peptides have been considered breakthrough drugs because they can interact with “undruggable” targets such as intracellular protein–protein interactions.
Jianan Li   +5 more
semanticscholar   +1 more source

Amide-to-ester substitution as a stable alternative to N-methylation for increasing membrane permeability in cyclic peptides

open access: yesNature Communications, 2023
Naturally occurring peptides with high membrane permeability often have ester bonds on their backbones. However, the impact of amide-to-ester substitutions on the membrane permeability of peptides has not been directly evaluated.
Yuki Hosono   +16 more
semanticscholar   +1 more source

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

open access: yesJournal of Medicinal Chemistry, 2023
Cyclic peptides extend the druggable target space due to their size, flexibility, and hydrogen-bonding capacity. However, these properties impact also their passive membrane permeability.
Stephanie M. Linker   +8 more
semanticscholar   +1 more source

Design of Cyclic Peptides Targeting Protein–Protein Interactions Using AlphaFold

open access: yesbioRxiv, 2023
More than 930,000 protein-protein interactions (PPIs) have been identified in recent years, but their physicochemical properties differ from conventional drug targets, complicating the use of conventional small molecules as modalities.
Takatsugu Kosugi, M. Ohue
semanticscholar   +1 more source

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