Expanding the Topological Space of Bioactive Peptides

Naturally occurring peptides and proteins consist almost exclusively of linear or cyclic polypeptide chains. Our group explores the chemical space of peptides by redesigning their topology through the introduction of branching points in the peptide chain. Branched peptides are generally re...

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Main Authors: Jean-Louis Reymond, Tamis Darbre
Format: Article
Language:deu
Published: Swiss Chemical Society 2013-12-01
Series:CHIMIA
Subjects:
Online Access:https://www.chimia.ch/chimia/article/view/5484
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author Jean-Louis Reymond
Tamis Darbre
author_facet Jean-Louis Reymond
Tamis Darbre
author_sort Jean-Louis Reymond
collection DOAJ
description Naturally occurring peptides and proteins consist almost exclusively of linear or cyclic polypeptide chains. Our group explores the chemical space of peptides by redesigning their topology through the introduction of branching points in the peptide chain. Branched peptides are generally resistant to proteolysis and display remarkable biological properties by multivalency effects (peptide dendrimers) and conformational rigidity (polycyclic peptides). We review our recent progress in peptide dendrimers as enzyme models, biofilm inhibitors, antimicrobials, DNA transfection and cell-penetrating agents, and in the synthesis and characterization of bicyclic peptides as new scaffolds for drug design.
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spelling doaj.art-a9729641226f4200802a3950a1d525812022-12-22T00:01:01ZdeuSwiss Chemical SocietyCHIMIA0009-42932673-24242013-12-01671210.2533/chimia.2013.864Expanding the Topological Space of Bioactive PeptidesJean-Louis Reymond0Tamis DarbreDepartment of Chemistry and Biochemistry, University of Bern, Freiestrasse 3, CH-3012 Bern, Switzerland Naturally occurring peptides and proteins consist almost exclusively of linear or cyclic polypeptide chains. Our group explores the chemical space of peptides by redesigning their topology through the introduction of branching points in the peptide chain. Branched peptides are generally resistant to proteolysis and display remarkable biological properties by multivalency effects (peptide dendrimers) and conformational rigidity (polycyclic peptides). We review our recent progress in peptide dendrimers as enzyme models, biofilm inhibitors, antimicrobials, DNA transfection and cell-penetrating agents, and in the synthesis and characterization of bicyclic peptides as new scaffolds for drug design. https://www.chimia.ch/chimia/article/view/5484Bioactive peptides
spellingShingle Jean-Louis Reymond
Tamis Darbre
Expanding the Topological Space of Bioactive Peptides
CHIMIA
Bioactive peptides
title Expanding the Topological Space of Bioactive Peptides
title_full Expanding the Topological Space of Bioactive Peptides
title_fullStr Expanding the Topological Space of Bioactive Peptides
title_full_unstemmed Expanding the Topological Space of Bioactive Peptides
title_short Expanding the Topological Space of Bioactive Peptides
title_sort expanding the topological space of bioactive peptides
topic Bioactive peptides
url https://www.chimia.ch/chimia/article/view/5484
work_keys_str_mv AT jeanlouisreymond expandingthetopologicalspaceofbioactivepeptides
AT tamisdarbre expandingthetopologicalspaceofbioactivepeptides