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NMR techniques for investigating antimicrobial peptides in model membranes and bacterial cells

Marc‐Antoine Sani, Sunnia Rajput, David W. Keizer, Frances Separovic

2024Methods24 citationsDOIOpen Access PDF

Abstract

AMPs are short, mainly cationic membrane-active peptides found in all living organism. They perform diverse roles including signaling and acting as a line of defense against bacterial infections. AMPs have been extensively investigated as templates to facilitate the development of novel antimicrobial therapeutics. Understanding the interplay between these membrane-active peptides and the lipid membranes is considered to be a significant step in elucidating the specific mechanism of action of AMPs against prokaryotic and eukaryotic cells to aid the development of new therapeutics. In this review, we have provided a brief overview of various NMR techniques commonly used for studying AMP structure and AMP-membrane interactions in model membranes and whole cells.

Topics & Concepts

Antimicrobial peptidesMembraneAntimicrobialBiologyPeptideChemistryCell biologyBiochemistryComputational biologyMicrobiologyAntimicrobial Peptides and ActivitiesLipid Membrane Structure and BehaviorRNA and protein synthesis mechanisms