Autoregulation of GPCR signalling through the third intracellular loop

F Sadler, N Ma, M Ritt, Y Sharma, N Vaidehi… - Nature, 2023 - nature.com
The third intracellular loop (ICL3) of the G protein-coupled receptor (GPCR) fold is important
for the signal transduction process downstream of receptor activation,–. Despite this, the lack …

Lighting up Nobel Prize-winning studies with protein intrinsic disorder

L Piersimoni, M Abd el Malek, T Bhatia… - Cellular and Molecular …, 2022 - Springer
Intrinsically disordered proteins and regions (IDPs and IDRs) and their importance in biology
are becoming increasingly recognized in biology, biochemistry, molecular biology and …

Structural and functional characterization of G protein–coupled receptors with deep mutational scanning

EM Jones, NB Lubock, AJ Venkatakrishnan, J Wang… - Elife, 2020 - elifesciences.org
The> 800 human G protein–coupled receptors (GPCRs) are responsible for transducing
diverse chemical stimuli to alter cell state-and are the largest class of drug targets. Their …

Structural insights into positive and negative allosteric regulation of a G protein-coupled receptor through protein-lipid interactions

A Bruzzese, C Gil, JAR Dalton, J Giraldo - Scientific reports, 2018 - nature.com
Lipids are becoming known as essential allosteric modulators of G protein-coupled receptor
(GPCRs). However, how they exert their effects on GPCR conformation at the atomic level is …

Molecular mechanisms of diverse activation stimulated by different biased agonists for the β2-adrenergic receptor

J Chen, J Liu, Y Yuan, X Chen, F Zhang… - Journal of chemical …, 2021 - ACS Publications
β2AR is an important drug target protein involving many diseases. Biased drugs induce
specific signaling and provide additional clinical utility to optimize β2AR-based therapies …

[HTML][HTML] Signaling within allosteric machines: signal transmission pathways inside G protein-coupled receptors

D Bartuzi, AA Kaczor, D Matosiuk - Molecules, 2017 - mdpi.com
In recent years, our understanding of function of G protein-coupled receptors (GPCRs) has
changed from a picture of simple signal relays, transmitting only a particular signal to a …

Revealing the mechanism of agonist-mediated cannabinoid receptor 1 (CB1) activation and phospholipid-mediated allosteric modulation

Ó Díaz, JAR Dalton, J Giraldo - Journal of Medicinal Chemistry, 2019 - ACS Publications
Cannabinoid receptor 1 (CB1) mediates the functional responses of Δ9-
tetrahydrocannabinol. Although progress has been made in understanding cannabinoid …

Exploring biased activation characteristics by molecular dynamics simulation and machine learning for the μ-opioid receptor

J Chen, Q Gou, X Chen, Y Song, F Zhang… - Physical Chemistry …, 2024 - pubs.rsc.org
Biased ligands selectively activating specific downstream signaling pathways (termed as
biased activation) exhibit significant therapeutic potential. However, the conformational …

Analysis of positive and negative allosteric modulation in metabotropic glutamate receptors 4 and 5 with a dual ligand

JAR Dalton, JP Pin, J Giraldo - Scientific reports, 2017 - nature.com
As class C GPCRs and regulators of synaptic activity, human metabotropic glutamate
receptors (mGluRs) 4 and 5 are prime targets for allosteric modulation, with mGlu5 inhibition …

Ligand‐binding affinity of alternative conformers of human β2‐adrenergic receptor in the presence of intracellular loop 3 (ICL3) and their potential use in virtual …

G Dilcan, P Doruker, ED Akten - Chemical Biology & Drug …, 2019 - Wiley Online Library
This study investigates the structural distinctiveness of orthosteric ligand‐binding sites of
several human β2 adrenergic receptor (β2‐AR) conformations that have been obtained from …