PI4KA and PIKfyve: Essential phosphoinositide signaling enzymes involved in myriad human diseases

I Barlow-Busch, AL Shaw, JE Burke - Current Opinion in Cell Biology, 2023 - Elsevier
Lipid phosphoinositides are master regulators of multiple cellular functions. Misregulation of
the activity of the lipid kinases that generate phosphoinositides is causative of human …

Molecular mechanisms of PI4K regulation and their involvement in viral replication

JA McPhail, JE Burke - Traffic, 2023 - Wiley Online Library
Lipid phosphoinositides are master signaling molecules in eukaryotic cells and key markers
of organelle identity. Because of these important roles, the kinases and phosphatases that …

Molecular basis for plasma membrane recruitment of PI4KA by EFR3

S Suresh, AL Shaw, JG Pemberton, MK Scott… - Science …, 2024 - science.org
The lipid kinase phosphatidylinositol 4 kinase III α (PI4KIIIα/PI4KA) is a master regulator of
the lipid composition and asymmetry of the plasma membrane. PI4KA exists primarily in a …

Periodicity, mixed-mode oscillations, and multiple timescales in a phosphoinositide-Rho GTPase network

C San Tong, XJ Xǔ, M Wu - Cell Reports, 2023 - cell.com
While rhythmic contractile behavior is commonly observed at the cellular cortex, the primary
focus has been on excitable or periodic events described by simple activator-delayed …

Structural basis for the conserved roles of PI4KA and its regulatory partners and their misregulation in disease

S Suresh, JE Burke - Advances in Biological Regulation, 2023 - Elsevier
The type III Phosphatidylinositol 4-kinase alpha (PI4KA) is an essential lipid kinase that is a
master regulator of phosphoinositide signalling at the plasma membrane (PM). It produces …

Effect of hormone-induced plasma membrane phosphatidylinositol 4, 5-bisphosphate depletion on receptor endocytosis suggests the importance of local regulation in …

DJ Tóth, JT Tóth, A Damouni, L Hunyady, P Várnai - Scientific Reports, 2024 - nature.com
Abstract Phosphatidylinositol 4, 5-bisphosphate (PIP2) has been shown to be critical for the
endocytosis of G protein-coupled receptors (GPCRs). We have previously demonstrated that …

To be or not to be an ion channel: cryo-EM structures have a say

GL Chen, J Li, J Zhang, B Zeng - Cells, 2023 - mdpi.com
Ion channels are the second largest class of drug targets after G protein-coupled receptors.
In addition to well-recognized ones like voltage-gated Na/K/Ca channels in the heart and …

EFR3 and phosphatidylinositol 4-kinase IIIα regulate insulin-stimulated glucose transport and GLUT4 dispersal in 3T3-L1 adipocytes

AM Koester, A Geiser, KME Laidlaw, S Morris… - Bioscience …, 2022 - portlandpress.com
Insulin stimulates glucose transport in muscle and adipocytes. This is achieved by regulated
delivery of intracellular glucose transporter (GLUT4)-containing vesicles to the plasma …

Knockdown of Transmembrane Protein 150A (TMEM150A) Results in Increased Production of Multiple Cytokines

JL Romanet, KL Cupo, JA Yoder - Journal of Interferon & Cytokine …, 2022 - liebertpub.com
Lipopolysaccharide (LPS)-induced signaling through Toll-like receptor 4 (TLR4) is mediated
by the plasma membrane lipid, phosphatidylinositol (4, 5)-bisphosphate [PI (4, 5) P2] and its …

An acylated N-terminus and a conserved loop regulate the activity of the ABHD17 de-acylase

SM Holme, J Sapia, M Davey, S Vanni, E Conibear - bioRxiv, 2024 - biorxiv.org
The dynamic addition and removal of long chain fatty acids modulates protein function and
localization. The alpha/beta hydrolase domain-containing (ABHD) 17 enzymes remove acyl …