Rhodopsins: an excitingly versatile protein species for research, development and creative engineering

WJ de Grip, S Ganapathy - Frontiers in Chemistry, 2022 - frontiersin.org
The first member and eponym of the rhodopsin family was identified in the 1930s as the
visual pigment of the rod photoreceptor cell in the animal retina. It was found to be a …

Deep mutational scanning of proteins in mammalian cells

S Maes, N Deploey, F Peelman, S Eyckerman - Cell Reports Methods, 2023 - cell.com
Protein mutagenesis is essential for unveiling the molecular mechanisms underlying protein
function in health, disease, and evolution. In the past decade, deep mutational scanning …

Computational modeling and prediction of deletion mutants

H Woods, DL Schiano, JI Aguirre, KV Ledwitch… - Structure, 2023 - cell.com
In-frame deletion mutations can result in disease. The impact of these mutations on protein
structure and subsequent functional changes remain understudied, partially due to the lack …

Molecular basis for variations in the sensitivity of pathogenic rhodopsin variants to 9-cis-retinal

FJ Roushar, AG McKee, CP Kuntz, JT Ortega… - Journal of Biological …, 2022 - ASBMB
Over 100 mutations in the rhodopsin gene have been linked to a spectrum of retinopathies
that include retinitis pigmentosa and congenital stationary night blindness. Though most of …

Scaling up Functional Analyses of the G Protein-Coupled Receptor Rhodopsin

BM Scott, SK Chen, A Van Nynatten, J Liu… - Journal of Molecular …, 2024 - Springer
Eukaryotic cells use G protein-coupled receptors (GPCRs) to convert external stimuli into
internal signals to elicit cellular responses. However, how mutations in GPCR-coding genes …

Chromenone derivatives as novel pharmacological chaperones for retinitis pigmentosa-linked rod opsin mutants

JT Ortega, AG McKee, FJ Roushar… - Human Molecular …, 2022 - academic.oup.com
The correct expression of folded, functional rhodopsin (Rho) is critical for visual perception.
However, this seven-transmembrane helical G protein-coupled receptor is prone to …

[HTML][HTML] Molecular basis of proton-sensing by G protein-coupled receptors

MK Howard, N Hoppe, XP Huang, CB Macdonald… - bioRxiv, 2024 - ncbi.nlm.nih.gov
Three proton-sensing G protein-coupled receptors (GPCRs), GPR4, GPR65, and GPR68,
respond to changes in extracellular pH to regulate diverse physiology and are implicated in …

A pharmacological chaperone stabilizer rescues the expression of the vast majority of pathogenic variants in a G protein-coupled receptor

T Mighell, B Lehner - bioRxiv, 2024 - biorxiv.org
Reduced protein stability is the most frequent mechanism by which rare missense variants
cause disease. A promising therapeutic avenue for treating destabilizing variants is …

Multiplex Functional Characterization of Protein Variant Libraries in Mammalian Cells with Single-Copy Genomic Integration and High-Throughput DNA Sequencing

ND Kamath, KA Matreyek - Mammalian Synthetic Systems, 2024 - Springer
Sequencing-based, massively parallel genetic assays have enabled simultaneous
characterization of the genotype–phenotype relationships for libraries encoding thousands …

Using deep mutational scanning to study protein function and disease

V Nguyen - 2023 - search.proquest.com
Hsp90 is a crucial molecular chaperone that regulates proteostasis by facilitating the
refolding and activation of various signaling proteins. Its importance in protein folding and …