Non-canonical Golgi-compartmentalized Gβγ signaling: mechanisms, functions, and therapeutic targets

X Xu, G Wu - Trends in pharmacological sciences, 2023 - cell.com
G protein Gβγ subunits are key mediators of G protein-coupled receptor (GPCR) signaling
under physiological and pathological conditions; their inhibitors have been tested for the …

[HTML][HTML] Sequence-directed concentration of G protein-coupled receptors in COPII vesicles

X Xu, NA Lambert, G Wu - Iscience, 2023 - cell.com
G protein-coupled receptors (GPCRs) constitute the largest superfamily of plasma
membrane signaling proteins. However, virtually nothing is known about their recruitment to …

[HTML][HTML] Spatiotemporal three-dimensional transport dynamics of endocytic cargos and their physical regulations in cells

C Jiang, M Yang, W Li, SX Dou, PY Wang, H Li - Iscience, 2022 - cell.com
Intracellular transport, regulated by complex cytoarchitectures and active driving forces, is
crucial for biomolecule translocations and relates to many cellular functions. Despite …

[HTML][HTML] The succinate receptor SUCNR1 resides at the endoplasmic reticulum and relocates to the plasma membrane in hypoxic conditions

M Sanchez, D Hamel, E Bajon, F Duhamel, VK Bhosle… - Cells, 2022 - mdpi.com
The GPCR SUCNR1/GPR91 exerts proangiogenesis upon stimulation with the Krebs cycle
metabolite succinate. GPCR signaling depends on the surrounding environment and …

The ufmylation cascade controls COPII recruitment, anterograde transport, and sorting of nascent GPCRs at ER

X Xu, W Huang, CN Bryant, Z Dong, H Li, G Wu - Science Advances, 2024 - science.org
Ufmylation is implicated in multiple cellular processes, but little is known about its functions
and regulation in protein trafficking. Here, we demonstrate that the genetic depletion of core …

Segregation of nascent GPCRs in the ER-to-Golgi transport by CCHCR1 via direct interaction

X Xu, L Qiu, M Zhang, G Wu - Journal of Cell Science, 2024 - journals.biologists.com
ABSTRACT G protein-coupled receptors (GPCRs) constitute the largest superfamily of cell
surface signaling proteins that share a common structural topology. When compared with …

[HTML][HTML] The olfactory receptor OR51E2 activates ERK1/2 through the Golgi-localized Gβγ-PI3Kγ-ARF1 pathway in prostate cancer cells

X Xu, M Khater, G Wu - Frontiers in Pharmacology, 2022 - frontiersin.org
The olfactory receptor OR51E2 is ectopically expressed in prostate tissues and regulates
prostate cancer progression, but its function and regulation in oncogenic mitogen-activate …

[HTML][HTML] Human C1orf27 protein interacts with α2A-adrenergic receptor and regulates its anterograde transport

X Xu, G Wu - Journal of Biological Chemistry, 2022 - ASBMB
The molecular mechanisms underlying the anterograde surface transport of G protein–
coupled receptors (GPCRs) after their synthesis in the endoplasmic reticulum (ER) are not …

[HTML][HTML] Reduced Ca2+ transient amplitudes may signify increased or decreased depolarization depending on the neuromodulatory signaling pathway

A Debnath, PDE Williams, BA Bamber - Frontiers in Neuroscience, 2022 - frontiersin.org
Neuromodulators regulate neuronal excitability and bias neural circuit outputs. Optical
recording of neuronal Ca2+ transients is a powerful approach to study the impact of …

[HTML][HTML] Protocol to visualize and quantify the COPII concentration and anterograde transport of nascent G protein-coupled receptors

X Xu, G Wu - STAR protocols, 2024 - Elsevier
Here, we present a protocol for visualization and quantification of the recruitment of newly
synthesized G protein-coupled receptors (GPCRs) to coat protein complex II vesicles and …