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 …

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 …

Molecular background of leak K+ currents: two-pore domain potassium channels

P Enyedi, G Czirják - Physiological reviews, 2010 - journals.physiology.org
Two-pore domain K+(K 2P) channels give rise to leak (also called background) K+ currents.
The well-known role of background K+ currents is to stabilize the negative resting …

Novel roles of phosphoinositides in signaling, lipid transport, and disease

GRV Hammond, JE Burke - Current Opinion in Cell Biology, 2020 - Elsevier
Phosphoinositides (PPIns) are lipid signaling molecules that act as master regulators of
cellular signaling. Recent studies have revealed novel roles of PPIns in myriad cellular …

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 …

Structural basis of the activation of TRPV5 channels by long-chain acyl-Coenzyme-A

BH Lee, JJ De Jesús Pérez, V Moiseenkova-Bell… - Nature …, 2023 - nature.com
Long-chain acyl-coenzyme A (LC-CoA) is a crucial metabolic intermediate that plays
important cellular regulatory roles, including activation and inhibition of ion channels. The …

PIP2 Is a Necessary Cofactor for Ion Channel Function: How and Why?

BC Suh, B Hille - Annu. Rev. Biophys., 2008 - annualreviews.org
Phosphatidylinositol 4, 5-bisphosphate (PIP2) is a minority phospholipid of the inner leaflet
of plasma membranes. Many plasma membrane ion channels and ion transporters require …

Phosphoinositide phosphatase activity coupled to an intrinsic voltage sensor

Y Murata, H Iwasaki, M Sasaki, K Inaba, Y Okamura - Nature, 2005 - nature.com
Abstract Changes in membrane potential affect ion channels and transporters, which then
alter intracellular chemical conditions. Other signalling pathways coupled to membrane …

PI(4,5)P2 regulates the activation and desensitization of TRPM8 channels through the TRP domain

T Rohács, CMB Lopes, I Michailidis… - Nature neuroscience, 2005 - nature.com
The subjective feeling of cold is mediated by the activation of TRPM8 channels in
thermoreceptive neurons by cold or by cooling agents such as menthol. Here, we …

[HTML][HTML] PIP2 activates KCNQ channels, and its hydrolysis underlies receptor-mediated inhibition of M currents

H Zhang, LC Craciun, T Mirshahi, T Rohács… - Neuron, 2003 - cell.com
KCNQ channels belong to a family of potassium ion channels with crucial roles in
physiology and disease. Heteromers of KCNQ2/3 subunits constitute the neuronal M …