The role of glutamate receptors in the regulation of the tumor microenvironment

S Koda, J Hu, X Ju, G Sun, S Shao, RX Tang… - Frontiers in …, 2023 - frontiersin.org
Glutamate, as one of the most important carbon sources in the TCA cycle, is central in
metabolic processes that will subsequently influence tumor progression. Several factors can …

[HTML][HTML] Heterodimers revolutionize the field of metabotropic glutamate receptors

K Belkacemi, P Rondard, JP Pin, L Prézeau - Neuroscience, 2024 - Elsevier
Identified 40 years ago, the metabotropic glutamate (mGlu) receptors play key roles in
modulating many synapses in the brain, and are still considered as important drug targets to …

Profiling the proximal proteome of the activated μ-opioid receptor

BJ Polacco, BT Lobingier, EE Blythe, N Abreu… - Nature Chemical …, 2024 - nature.com
The μ-opioid receptor (μOR) represents an important target of therapeutic and abused
drugs. So far, most understanding of μOR activity has focused on a subset of known signal …

GPCR-mediated β-arrestin activation deconvoluted with single-molecule precision

WB Asher, DS Terry, GGA Gregorio, AW Kahsai… - Cell, 2022 - cell.com
Summary β-arrestins bind G protein-coupled receptors to terminate G protein signaling and
to facilitate other downstream signaling pathways. Using single-molecule fluorescence …

Distinct beta-arrestin coupling and intracellular trafficking of metabotropic glutamate receptor homo-and heterodimers

J Lee, AJ Gonzalez-Hernandez, M Kristt, N Abreu… - Science …, 2023 - science.org
The metabotropic glutamate receptors (mGluRs) are family C, dimeric G protein–coupled
receptors (GPCRs), which play critical roles in synaptic transmission. Despite an increasing …

Control of Gαq signaling dynamics and GPCR cross-talk by GRKs

G Xiang, A Acosta-Ruiz, A Radoux-Mergault… - Science …, 2022 - science.org
Numerous processes contribute to the regulation of G protein–coupled receptors (GPCRs),
but relatively little is known about rapid mechanisms that control signaling on the seconds …

Structural basis of positive allosteric modulation of metabotropic glutamate receptor activation and internalization

A Strauss, AJ Gonzalez-Hernandez, J Lee… - Nature …, 2024 - nature.com
The metabotropic glutamate receptors (mGluRs) are neuromodulatory family CG protein
coupled receptors which assemble as dimers and allosterically couple extracellular ligand …

Kinetic fingerprinting of metabotropic glutamate receptors

T Kukaj, C Sattler, T Zimmer, R Schmauder… - Communications …, 2023 - nature.com
Dimeric metabotropic glutamate receptors (mGluRs) are abundantly expressed in neurons.
In mammals, eight subunit isoforms, mGluR1-8, have been identified, forming the groups I, II …

mGluR5 negative modulators for fragile X: treatment resistance and persistence

DC Stoppel, PK McCamphill, RK Senter… - Frontiers in …, 2021 - frontiersin.org
Fragile X syndrome (FXS) is caused by silencing of the human FMR1 gene and is the
leading monogenic cause of intellectual disability and autism. Abundant preclinical data …

Dysregulation of protein SUMOylation networks in Huntington's disease R6/2 mouse striatum

M Kachemov, V Vaibhav, C Smith, N Sundararaman… - Brain, 2024 - academic.oup.com
Huntington's disease is a neurodegenerative disorder caused by an expanded CAG repeat
mutation in the Huntingtin (HTT) gene. The mutation impacts neuronal protein homeostasis …