[HTML][HTML] Phosphatidylinositol 4, 5-bisphosphate and calcium at ER-PM junctions—Complex interplay of simple messengers

A Ivanova, P Atakpa-Adaji - Biochimica et Biophysica Acta (BBA)-Molecular …, 2023 - Elsevier
Endoplasmic reticulum-plasma membrane contact sites (ER-PM MCS) are a specialised
domain involved in the control of Ca 2+ dynamics and various Ca 2+-dependent cellular …

[HTML][HTML] Crosstalk between regulatory elements in disordered TRPV4 N-terminus modulates lipid-dependent channel activity

B Goretzki, C Wiedemann, BA McCray… - Nature …, 2023 - nature.com
Intrinsically disordered regions (IDRs) are essential for membrane receptor regulation but
often remain unresolved in structural studies. TRPV4, a member of the TRP vanilloid …

PIP kinases: a versatile family that demands further therapeutic attention

A Llorente, GK Arora, SF Grenier… - Advances in biological …, 2023 - Elsevier
Phosphoinositides are low-abundant lipid signaling molecules that govern key cellular
processes including membrane trafficking, cytoskeletal rearrangement, and cell signaling to …

Diacylglycerol-dependent hexamers of the SNARE-assembling chaperone Munc13-1 cooperatively bind vesicles

F Li, K Grushin, J Coleman, F Pincet… - Proceedings of the …, 2023 - National Acad Sciences
Munc13-1 is essential for vesicle docking and fusion at the active zone of synapses. Here,
we report that Munc13-1 self-assembles into molecular clusters within diacylglycerol-rich …

[HTML][HTML] A novel homeostatic mechanism tunes PI (4, 5) P2-dependent signaling at the plasma membrane

RC Wills, CP Doyle, JP Zewe, J Pacheco… - Journal of Cell …, 2023 - journals.biologists.com
ABSTRACT The lipid molecule phosphatidylinositol (4, 5)-bisphosphate [PI (4, 5) P 2]
controls all aspects of plasma membrane (PM) function in animal cells, from its selective …

Identification of ARUK2002821 as an isoform-selective PI5P4Kα inhibitor

HMG Willems, S Edwards, HK Boffey… - RSC Medicinal …, 2023 - pubs.rsc.org
The phosphatidylinositol 5-phosphate 4-kinases (PI5P4Ks) play a central role in regulating
cell signalling pathways and, as such, have become therapeutic targets for diseases such as …

[HTML][HTML] Localization of the tubby domain, a PI (4, 5) P2 biosensor, to E-Syt3-rich endoplasmic reticulum–plasma membrane junctions

V Thallmair, L Schultz, S Evers, T Jolie… - Journal of Cell …, 2023 - journals.biologists.com
ABSTRACT The phospholipid phosphatidylinositol (4, 5)-bisphosphate [PI (4, 5) P2] acts as
a signaling lipid at the plasma membrane (PM) with pleiotropic regulatory actions on …

[HTML][HTML] Lipid kinase PIP5Kα contributes to Hippo pathway activation via interaction with Merlin and by mediating plasma membrane targeting of LATS1

TPH Le, NTT Nguyen, DDT Le, MA Anwar… - Cell Communication and …, 2023 - Springer
Abstract Background The Hippo pathway plays a critical role in controlled cell proliferation.
The tumor suppressor Merlin and large tumor suppressor kinase 1 (LATS1) mediate …

Orthogonal targeting of SAC1 to mitochondria implicates ORP2 as a major player in PM PI4P turnover

CP Doyle, A Rectenwald, L Timple… - Contact, 2024 - journals.sagepub.com
Oxysterol-binding protein (OSBP)-related proteins (ORPs) 5 and 8 have been shown to
deplete the lipid phosphatidylinositol 4-phosphate (PI4P) at sites of membrane contact …

OSBP is a major determinant of Golgi phosphatidylinositol 4-phosphate homeostasis

CP Doyle, L Timple, GRV Hammond - Contact, 2024 - journals.sagepub.com
The lipid phosphatidylinositol 4-phosphate (PI4P) plays a master regulatory role at Golgi
membranes, orchestrating membrane budding, non-vesicular lipid transport and membrane …