Magainin 2 and PGLa in bacterial membrane mimics IV: Membrane curvature and partitioning

EF Semeraro, P Pajtinka, L Marx, I Kabelka, R Leber… - Biophysical …, 2022 - cell.com
We previously reported that the synergistically enhanced antimicrobial activity of magainin 2
(MG2a) and PGLa is related to membrane adhesion and fusion. Here, we demonstrate that …

Magainin 2 and PGLa in bacterial membrane mimics III: Membrane fusion and disruption

I Kabelka, V Georgiev, L Marx, P Pajtinka, K Lohner… - Biophysical …, 2022 - cell.com
We previously speculated that the synergistically enhanced antimicrobial activity of
Magainin 2 and PGLa is related to membrane adhesion, fusion, and further membrane …

Magainin 2 and PGLa in bacterial membrane mimics I: peptide-peptide and lipid-peptide interactions

M Pachler, I Kabelka, MS Appavou, K Lohner… - Biophysical journal, 2019 - cell.com
We addressed the onset of synergistic activity of the two well-studied antimicrobial peptides
magainin 2 (MG2a) and PGLa using lipid-only mimics of Gram-negative cytoplasmic …

Lipid-mediated interactions between the antimicrobial peptides magainin 2 and PGLa in bilayers

N Harmouche, B Bechinger - Biophysical journal, 2018 - cell.com
A synergistic enhancement of activities has been described for the amphipathic cationic
antimicrobial peptides magainin 2 and PGLa when tested in antimicrobial assays or in …

Magainin 2 and PGLa in bacterial membrane mimics II: membrane fusion and sponge phase formation

I Kabelka, M Pachler, S Prévost, I Letofsky-Papst… - Biophysical journal, 2020 - cell.com
We studied the synergistic mechanism of equimolar mixtures of magainin 2 (MG2a) and
PGLa in phosphatidylethanolamine/phosphatidylglycerol mimics of Gram-negative …

Highly synergistic antimicrobial activity of magainin 2 and PGLa peptides is rooted in the formation of supramolecular complexes with lipids

C Aisenbrey, M Amaro, P Pospíšil, M Hof… - Scientific reports, 2020 - nature.com
Magainin 2 and PGLa are cationic, amphipathic antimicrobial peptides which when added
as equimolar mixture exhibit a pronounced synergism in both their antibacterial and pore …

Synergism of antimicrobial frog peptides couples to membrane intrinsic curvature strain

R Leber, M Pachler, I Kabelka, I Svoboda, D Enkoller… - Biophysical journal, 2018 - cell.com
Mixtures of the frog peptides magainin 2 and PGLa are well-known for their pronounced
synergistic killing of Gram-negative bacteria. We aimed to gain insight into the underlying …

Synergistic insertion of antimicrobial magainin-family peptides in membranes depends on the lipid spontaneous curvature

E Strandberg, J Zerweck, P Wadhwani, AS Ulrich - Biophysical journal, 2013 - cell.com
Abstract PGLa and magainin 2 (MAG2) are amphiphilic antimicrobial peptides from frog skin
with known synergistic activity. The orientation of the two helices in membranes was studied …

Lipid-controlled peptide topology and interactions in bilayers: structural insights into the synergistic enhancement of the antimicrobial activities of PGLa and magainin …

ES Salnikov, B Bechinger - Biophysical journal, 2011 - cell.com
To gain further insight into the antimicrobial activities of cationic linear peptides, we
investigated the topology of each of two peptides, PGLa and magainin 2, in oriented …

Biophysical investigations elucidating the mechanisms of action of antimicrobial peptides and their synergism

A Marquette, B Bechinger - Biomolecules, 2018 - mdpi.com
Biophysical and structural investigations are presented with a focus on the membrane lipid
interactions of cationic linear antibiotic peptides such as magainin, PGLa, LL37, and melittin …