Phosphoinositides as membrane organizers

Y Posor, W Jang, V Haucke - Nature Reviews Molecular Cell Biology, 2022 - nature.com
Phosphoinositides are signalling lipids derived from phosphatidylinositol, a ubiquitous
phospholipid in the cytoplasmic leaflet of eukaryotic membranes. Initially discovered for their …

Phosphoinositides: tiny lipids with giant impact on cell regulation

T Balla - Physiological reviews, 2013 - journals.physiology.org
Phosphoinositides (PIs) make up only a small fraction of cellular phospholipids, yet they
control almost all aspects of a cell's life and death. These lipids gained tremendous research …

PI3K isoforms in cell signalling and vesicle trafficking

B Bilanges, Y Posor, B Vanhaesebroeck - Nature reviews Molecular …, 2019 - nature.com
PI3Ks are a family of lipid kinases that phosphorylate intracellular inositol lipids to regulate
signalling and intracellular vesicular traffic. Mammals have eight isoforms of PI3K, divided …

A bacterial phospholipid phosphatase inhibits host pyroptosis by hijacking ubiquitin

Q Chai, S Yu, Y Zhong, Z Lu, C Qiu, Y Yu, X Zhang… - Science, 2022 - science.org
The inflammasome-mediated cleavage of gasdermin D (GSDMD) causes pyroptosis and
inflammatory cytokine release to control pathogen infection, but how pathogens evade this …

ER-to-plasma membrane tethering proteins regulate cell signaling and ER morphology

AG Manford, CJ Stefan, HL Yuan, JA MacGurn… - Developmental cell, 2012 - cell.com
Endoplasmic reticulum-plasma membrane (ER-PM) junctions are conserved structures
defined as regions of the ER that tightly associate with the plasma membrane. However, little …

Understanding phosphoinositides: rare, dynamic, and essential membrane phospholipids

EJ Dickson, B Hille - Biochemical Journal, 2019 - portlandpress.com
Polyphosphoinositides (PPIs) are essential phospholipids located in the cytoplasmic leaflet
of eukaryotic cell membranes. Despite contributing only a small fraction to the bulk of cellular …

Molecular physiology of TRPV channels: controversies and future challenges

T Rosenbaum, LD Islas - Annual Review of Physiology, 2023 - annualreviews.org
The ability to detect stimuli from the environment plays a pivotal role in our survival. The
molecules that allow the detection of such signals include ion channels, which are proteins …

A novel probe for phosphatidylinositol 4-phosphate reveals multiple pools beyond the Golgi

GRV Hammond, MP Machner, T Balla - Journal of Cell Biology, 2014 - rupress.org
Polyphosphoinositides are an important class of lipid that recruit specific effector proteins to
organelle membranes. One member, phosphatidylinositol 4-phosphate (PtdIns4 P) has …

Phosphoinositides regulate ciliary protein trafficking to modulate hedgehog signaling

FR Garcia-Gonzalo, SC Phua, EC Roberson, G Garcia… - Developmental cell, 2015 - cell.com
Primary cilia interpret vertebrate Hedgehog (Hh) signals. Why cilia are essential for
signaling is unclear. One possibility is that some forms of signaling require a distinct …

Phosphoinositides regulate ion channels

B Hille, EJ Dickson, M Kruse, O Vivas… - Biochimica Et Biophysica …, 2015 - Elsevier
Phosphoinositides serve as signature motifs for different cellular membranes and often are
required for the function of membrane proteins. Here, we summarize clear evidence …