How functional lipids affect the structure and gating of mechanosensitive MscS-like channels

VJ Flegler, T Rasmussen, B Böttcher - International Journal of Molecular …, 2022 - mdpi.com
The ability to cope with and adapt to changes in the environment is essential for all
organisms. Osmotic pressure is a universal threat when environmental changes result in an …

Spectator no more, the role of the membrane in regulating ion channel function

C Pliotas, JH Naismith - Current opinion in structural biology, 2017 - Elsevier
Highlights•Ion channels are central to biology and are found in all domains of
life.•Membrane-forming lipids were not generally thought to directly regulate channels.• …

Structural mechanism for gating of a eukaryotic mechanosensitive channel of small conductance

Z Deng, G Maksaev, AM Schlegel, J Zhang… - Nature …, 2020 - nature.com
Mechanosensitive ion channels transduce physical force into electrochemical signaling that
underlies an array of fundamental physiological processes, including hearing, touch …

Structure of the mechanosensitive channel MscS embedded in the membrane bilayer

T Rasmussen, VJ Flegler, A Rasmussen… - Journal of Molecular …, 2019 - Elsevier
Since life has emerged, gradients of osmolytes over the cell membrane cause pressure
changes in the cell and require tight regulation to prevent cell rupture. The …

Influence of global and local membrane curvature on mechanosensitive ion channels: a finite element approach

O Bavi, CD Cox, M Vossoughi, R Naghdabadi… - Membranes, 2016 - mdpi.com
Mechanosensitive (MS) channels are ubiquitous molecular force sensors that respond to a
number of different mechanical stimuli including tensile, compressive and shear stress. MS …

Structural insights into a plant mechanosensitive ion channel MSL1

Y Li, Y Hu, J Wang, X Liu, W Zhang, L Sun - Cell Reports, 2020 - cell.com
The small conductance mechanosensitive ion channel (MscS)-like (MSL) proteins in plants
are evolutionarily conserved homologs of the bacterial small conductance …

[PDF][PDF] Mechanosensory transduction: focus on ion channels

B Martinac, CD Cox - Reference Module in Life Sciences; Elsevier …, 2017 - researchgate.net
Mechanosensory transduction is defined as the ability of living cells to respond to a wide
variety of mechanical stimuli and convert them into electrical and/or biochemical intracellular …

The MscS-like channel YnaI has a gating mechanism based on flexible pore helices

VJ Flegler, A Rasmussen, S Rao… - Proceedings of the …, 2020 - National Acad Sciences
The mechanosensitive channel of small conductance (MscS) is the prototype of an
evolutionarily diversified large family that fine-tunes osmoregulation but is likely to fulfill …

Cryo-EM structure of the bifunctional secretin complex of Thermus thermophilus

E D'Imprima, R Salzer, RM Bhaskara, R Sanchez… - Elife, 2017 - elifesciences.org
Secretins form multimeric channels across the outer membrane of Gram-negative bacteria
that mediate the import or export of substrates and/or extrusion of type IV pili. The secretin …

Nonpolar residues in the presumptive pore‐lining helix of mechanosensitive channel MSL10 influence channel behavior and establish a nonconducting function

G Maksaev, JM Shoots, S Ohri, ES Haswell - Plant direct, 2018 - Wiley Online Library
Mechanosensitive (MS) ion channels provide a universal mechanism for sensing and
responding to increased membrane tension. MscS‐like (MSL) 10 is a relatively well‐studied …