Lipid redistribution in the highly curved footprint of Piezo1

A Buyan, DW Allender, B Corry, M Schick - Biophysical Journal, 2023 - cell.com
We investigate the effects on the distribution of lipids in the plasma membrane that are
caused by the insertion of a protein, Piezo1, that significantly distorts the membrane toward …

[HTML][HTML] Modeling of full-length Piezo1 suggests importance of the proximal N-terminus for dome structure

J Chong, D De Vecchis, AJ Hyman, OV Povstyan… - Biophysical journal, 2021 - cell.com
Piezo1 forms a mechanically activated calcium-permeable nonselective cation channel that
is functionally important in many cell types. Structural data exist for C-terminal regions, but …

Piezo1 induces local curvature in a mammalian membrane and forms specific protein-lipid interactions

A Buyan, CD Cox, J Rae, J Barnoud, J Li, J Cvetovska… - bioRxiv, 2019 - biorxiv.org
Touch, hearing, and blood pressure control require mechanically-gated ion channels that
convert mechanical stimuli into electrical currents. Piezo1 and Piezo2 were recently …

Amphipathic molecules modulate PIEZO1 activity

CD Cox, PA Gottlieb - Biochemical Society Transactions, 2019 - portlandpress.com
PIEZO proteins are large eukaryotic mechanically-gated channels that function as
homotrimers. The basic PIEZO1 structure has been elucidated by CryoEM and it assembles …

Computational reconstruction of the complete Piezo1 structure reveals a unique footprint and specific lipid interactions

J Chong, D De Vecchis, AJ Hyman, OV Povstyan, J Shi… - BioRxiv, 2019 - biorxiv.org
Piezo1 is a critical mechanical sensor in many cells. It is activated by mechanical force thus
allowing cells to sense the physical environment and respond to stress. Structural data have …

Molecular principles of Piezo1 activation by increased membrane tension

D De Vecchis, DJ Beech, AC Kalli - bioRxiv, 2019 - biorxiv.org
SUMMARY PARAGRAPH Piezo1 is a mechanosensitive channel involved in many cellular
functions and responsible for sensing shear-stress and pressure forces in cells1–3. Piezo1 …

[HTML][HTML] Molecular dynamics simulations of Piezo1 channel opening by increases in membrane tension

D De Vecchis, DJ Beech, AC Kalli - Biophysical journal, 2021 - cell.com
Piezo1 is a mechanosensitive channel involved in many cellular functions and responsible
for sensing shear stress and pressure forces in cells. Piezo1 has a unique trilobed topology …

Cholesterol-Dependent Piezo1 Clusters are Essential for Efficient Cellular Mechanotransduction

P Ridone, E Pandzic, M Vassalli, CD Cox… - Biophysical …, 2019 - cell.com
The human mechanosensitive ion channel PIEZO1 is gated by membrane tension and
regulates essential biological processes such as vascular development and erythrocyte …

Human Piezo1 membrane localization and gating kinetics are modulated by cholesetrol levels

P Ridone, C Cox, M Vassalli, E Pandzic, P Gottlieb… - Biophysical …, 2017 - cell.com
The human mechanosensitive ion channel Piezo1 gates in response to membrane tension
and regulates essential biological processes such as vascular development and erythrocyte …

Piezo1 forms specific, functionally important interactions with phosphoinositides and cholesterol

A Buyan, CD Cox, J Barnoud, J Li, HSM Chan… - Biophysical journal, 2020 - cell.com
Touch, hearing, and blood pressure regulation require mechanically gated ion channels that
convert mechanical stimuli into electrical currents. One such channel is Piezo1, which plays …