Defective trafficking of rhodopsin and its role in retinal degenerations

TJ Hollingsworth, AK Gross - International review of cell and molecular …, 2012 - Elsevier
Retinitis pigmentosa is a retinal degeneration transmitted by varied modes of inheritance
and affects approximately 1 in 4000 individuals. The photoreceptors of the outer retina, as …

Posttranslational modifications of proteins in diseased retina

CR Starr, MS Gorbatyuk - Frontiers in Cellular Neuroscience, 2023 - frontiersin.org
Posttranslational modifications (PTMs) are known to constitute a key step in protein
biosynthesis and in the regulation of protein functions. Recent breakthroughs in protein …

The p1D4-hrGFP II expression vector: a tool for expressing and purifying visual pigments and other G protein-coupled receptors

JM Morrow, BSW Chang - Plasmid, 2010 - Elsevier
The heterologous expression of membrane proteins such as G protein-coupled receptors
can be a notoriously difficult task. We have engineered an expression vector, p1D4-hrGFP II …

Ca2+-myristoyl switch in neuronal calcium sensor-1: A role of C-terminal segment

V E. Baksheeva, A A. Nazipova… - CNS & Neurological …, 2015 - benthamdirect.com
NCS1 (neuronal calcium sensor-1) is a Ca2+-myristoyl switch protein of the NCS protein
family involved in synaptic plasticity and neurotransmission via Ca2+-dependent regulation …

Photoreceptor calcium sensor proteins in detergent-resistant membrane rafts are regulated via binding to caveolin-1

VI Vladimirov, EY Zernii, VE Baksheeva, H Wimberg… - Cell Calcium, 2018 - Elsevier
Rod cell membranes contain cholesterol-rich detergent-resistant membrane (DRM) rafts,
which accumulate visual cascade proteins as well as proteins involved in regulation of …

Critical role of electrostatic interactions of amino acids at the cytoplasmic region of helices 3 and 6 in rhodopsin conformational properties and activation

E Ramon, A Cordomí, L Bosch, EY Zernii… - Journal of Biological …, 2007 - ASBMB
The cytoplasmic sides of transmembrane helices 3 and 6 of G-protein-coupled receptors are
connected by a network of ionic interactions that play an important role in maintaining its …

Amino acid sequences of two immune-dominant epitopes of recoverin are involved in Ca2+/recoverin-dependent inhibition of phosphorylation of rhodopsin

II Senin, NK Tikhomirova, VA Churumova… - Biochemistry …, 2011 - Springer
Abstract Antibodies AB 60–72 and AB 80–92 against two immune-dominant epitopes of
photoreceptor Ca 2+-binding protein recoverin, 60-DPKAYAQHVFRSF-72 and 80 …

Regulatory function of the C-terminal segment of guanylate cyclase-activating protein 2

EY Zernii, II Grigoriev, AA Nazipova, A Scholten… - … et Biophysica Acta (BBA …, 2015 - Elsevier
Neuronal responses to Ca 2+-signals are provided by EF-hand-type neuronal Ca 2+-sensor
(NCS) proteins, which have similar core domains containing Ca 2+-binding and target …

Structural Coupling of 11‐cis‐7‐Methyl‐retinal and Amino Acids at the Ligand Binding Pocket of Rhodopsin

M Aguilà, D Toledo, M Morillo… - Photochemistry and …, 2009 - Wiley Online Library
It was previously shown that opsin can be regenerated with the newly synthesized 11‐cis‐7‐
methyl‐retinal forming an artificial visual pigment. We now extend this study to include …

Ca2+-dependent regulatory activity of recoverin in photoreceptor raft structures: The role of caveolin-1

EY Zernii, DV Zinchenko, VI Vladimirov… - … ) Supplement Series A …, 2014 - Springer
Recoverin is a Ca 2+-binding protein implicated in the Ca 2+-dependent regulation of
desensitization of visual receptor rhodopsin in vertebrate retinal rods. Here we report that Ca …