Results 11 to 20 of about 121,159 (216)

A quantitative analysis of ligand binding at the protein-lipid bilayer interface [PDF]

open access: yesCommunications Chemistry
The majority of drugs target membrane proteins, and many of these proteins contain ligand binding sites embedded within the lipid bilayer. However, targeting these therapeutically relevant sites is hindered by limited characterization of both the sites ...
Allison Pearl Barkdull   +2 more
doaj   +2 more sources

Functional regulation of aquaporin dynamics by lipid bilayer composition [PDF]

open access: yesNature Communications
With the diversity of lipid-protein interactions, any observed membrane protein dynamics or functions directly depend on the lipid bilayer selection.
Anh T. P. Nguyen   +2 more
doaj   +2 more sources

Investigation of the Impact of Lipid Acyl Chain Saturation on Fusion Peptide Interactions with Lipid Bilayers

open access: yesBiophysica, 2023
The interaction of many peptides with lipid bilayer membranes strongly depends on the lipid composition. Here, a study of the impact of unsaturated lipid acyl chains on the interaction of a derivative of the HIV-1 fusion peptide with lipid bilayer ...
William T. Heller, Piotr A. Zolnierczuk
doaj   +1 more source

Water Pores in Planar Lipid Bilayers at Fast and Slow Rise of Transmembrane Voltage

open access: yesMembranes, 2021
Basic understanding of the barrier properties of biological membranes can be obtained by studying model systems, such as planar lipid bilayers. Here, we study water pores in planar lipid bilayers in the presence of transmembrane voltage.
Alenka Maček Lebar   +3 more
doaj   +1 more source

Elucidating the Influence of Lipid Composition on Bilayer Perturbations Induced by the N-Terminal Region of the Huntingtin Protein

open access: yesBiophysica, 2023
Understanding the membrane interactions of the N-terminal 17 residues of the huntingtin protein (HttN) is essential for unraveling its role in cellular processes and its impact on huntingtin misfolding. In this study, we used atomic force microscopy (AFM)
Yasith Indigahawela Gamage, Jianjun Pan
doaj   +1 more source

DNA-nanostructure-templated assembly of planar and curved lipid-bilayer membranes

open access: yesFrontiers in Chemistry, 2023
Lipid-bilayer nanodiscs and liposomes have been developed to stabilize membrane proteins in order to study their structures and functions. Nanodiscs are detergent-free, water-soluble, and size-controlled planar phospholipid-bilayer platforms.
Mostafa A. Elbahnasawy, Mahmoud L. Nasr
doaj   +1 more source

Effect of gold nanoparticle on structure and fluidity of lipid membrane. [PDF]

open access: yesPLoS ONE, 2014
This paper deals with the effect of different size gold nanoparticles on the fluidity of lipid membrane at different regions of the bilayer. To investigate this, we have considered significantly large bilayer leaflets and incorporated only one ...
Anil R Mhashal, Sudip Roy
doaj   +1 more source

Puncturing lipid membranes: onset of pore formation and the role of hydrogen bonding in the presence of flavonoids

open access: yesJournal of Lipid Research, 2023
Products of lipid peroxidation induce detrimental structural changes in cell membranes, such as the formation of water pores, which occur in the presence of lipids with partially oxidized chains.
Anja Sadžak   +6 more
doaj   +1 more source

Combining Auxin-Induced Degradation and RNAi Screening Identifies Novel Genes Involved in Lipid Bilayer Stress Sensing in Caenorhabditis elegans

open access: yesG3: Genes, Genomes, Genetics, 2020
Alteration of the lipid composition of biological membranes interferes with their function and can cause tissue damage by triggering apoptosis. Upon lipid bilayer stress, the endoplasmic reticulum mounts a stress response similar to the unfolded protein ...
Richard Venz   +3 more
doaj   +1 more source

Simulations of Asymmetric Membranes Illustrate Cooperative Leaflet Coupling and Lipid Adaptability

open access: yesFrontiers in Cell and Developmental Biology, 2020
Biological membranes are composed of lipid bilayers that are often asymmetric with regards to the lipid composition and/or aqueous solvent they separate. Studying lipid asymmetry both experimentally and computationally is challenging.
Madison Blumer   +11 more
doaj   +1 more source

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