How neuromembrane lipids modulate membrane proteins: insights from G-protein-coupled receptors (GPCRs) and receptor tyrosine kinases (RTKs)

M Girych, W Kulig, G Enkavi… - Cold Spring Harbor …, 2023 - cshperspectives.cshlp.org
Lipids play a diverse and critical role in cellular processes in all tissues. The unique lipid
composition of nerve membranes is particularly interesting because it contains, among other …

Perspectives on Ligand/Protein Binding Kinetics Simulations: Force Fields, Machine Learning, Sampling, and User-Friendliness

P Conflitti, S Raniolo, V Limongelli - Journal of chemical theory …, 2023 - ACS Publications
Computational techniques applied to drug discovery have gained considerable popularity
for their ability to filter potentially active drugs from inactive ones, reducing the time scale …

Stabilization of interdomain closure by a G protein inhibitor

TD Todd, N Vithani, S Singh, GR Bowman… - Proceedings of the …, 2024 - pnas.org
Inhibitors of heterotrimeric G proteins are being developed as therapeutic agents.
Epitomizing this approach are YM-254890 (YM) and FR900359 (FR), which are efficacious …

Multiple recent HCAR2 structures demonstrate a highly dynamic ligand binding and G protein activation mode

A Shenol, R Tenente, M Lückmann, TM Frimurer… - Nature …, 2024 - nature.com
A surprisingly clear picture of the allosteric mechanism connecting G protein-coupled
receptor agonists with G protein binding—and back–is revealed by a puzzle of thirty novel …

Connexin Gap Junction Channels and Hemichannels: Insights from High-Resolution Structures

M Jagielnicki, I Kucharska, BC Bennett, AL Harris… - Biology, 2024 - mdpi.com
Simple Summary Gap junction channels are composed of an assembly of connexin proteins
and allow direct communication between cells. They are highly conserved across …

Differential G protein activation by the long and short isoforms of the dopamine D2 receptor

D Reiner‐Link, JS Madsen, DE Gloriam… - British Journal of …, 2024 - Wiley Online Library
Background and Purpose The dopamine D2 receptor is expressed as a short (D2S) and a
long (D2L) isoform with 29 additional amino acids in the third intracellular loop. The D2S …

Cryo-electron microscopy for GPCR research and drug discovery in endocrinology and metabolism

J Duan, XH He, SJ Li, HE Xu - Nature Reviews Endocrinology, 2024 - nature.com
G protein-coupled receptors (GPCRs) are the largest family of cell surface receptors, with
many GPCRs having crucial roles in endocrinology and metabolism. Cryogenic electron …

Relevance of G protein‐coupled receptor (GPCR) dynamics for receptor activation, signalling bias and allosteric modulation

M Lopez‐Balastegui, TM Stepniewski… - British Journal of …, 2024 - Wiley Online Library
G protein‐coupled receptors (GPCRs) are one of the major drug targets. In recent years,
computational drug design for GPCRs has mainly focused on static structures obtained …

G protein-mediated signal transduction: a molecular choreography of G protein activation after GTP binding

E Kostenis, L Jürgenliemke, J Alenfelder - Signal Transduction and …, 2024 - nature.com
A recent report from the Skiniotis group, 1 published in Nature, provides fascinating insight
into the molecular choreography underlying a quintessential cellular signaling mechanism …

Structural and Computational Insights into Dynamics and Intermediate States of Orexin 2 Receptor Signaling

S Yokoi, R Suno, A Mitsutake - The Journal of Physical Chemistry …, 2024 - ACS Publications
Orexin 2 receptor (OX2R) is a G protein-coupled receptor (GPCR) whose activation is crucial
to regulation of the sleep-wake cycle. Recently, inactive and active state structures were …