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 …

Femtosecond-to-millisecond structural changes in a light-driven sodium pump

P Skopintsev, D Ehrenberg, T Weinert, D James… - Nature, 2020 - nature.com
Light-driven sodium pumps actively transport small cations across cellular membranes.
These pumps are used by microorganisms to convert light into membrane potential and …

Raman scattering: from structural biology to medical applications

AV Vlasov, NL Maliar, SV Bazhenov, EI Nikelshparg… - Crystals, 2020 - mdpi.com
This is a review of relevant Raman spectroscopy (RS) techniques and their use in structural
biology, biophysics, cells, and tissues imaging towards development of various medical …

Rhodopsin-bestrophin fusion proteins from unicellular algae form gigantic pentameric ion channels

A Rozenberg, I Kaczmarczyk, D Matzov… - Nature structural & …, 2022 - nature.com
Many organisms sense light using rhodopsins, photoreceptive proteins containing a retinal
chromophore. Here we report the discovery, structure and biophysical characterization of …

Molecular mechanism of light-driven sodium pumping

K Kovalev, R Astashkin, I Gushchin, P Orekhov… - Nature …, 2020 - nature.com
The light-driven sodium-pumping rhodopsin KR2 from Krokinobacter eikastus is the only
non-proton cation active transporter with demonstrated potential for optogenetics. However …

NeoR, a near-infrared absorbing rhodopsin

M Broser, A Spreen, PE Konold, E Schiewer… - Nature …, 2020 - nature.com
The Rhizoclosmatium globosum genome encodes three rhodopsin-guanylyl cyclases
(RGCs), which are predicted to facilitate visual orientation of the fungal zoospores. Here, we …

High-resolution structural insights into the heliorhodopsin family

K Kovalev, D Volkov, R Astashkin… - Proceedings of the …, 2020 - National Acad Sciences
Rhodopsins are the most abundant light-harvesting proteins. A new family of rhodopsins,
heliorhodopsins (HeRs), has recently been discovered. Unlike in the known rhodopsins, in …

Viral rhodopsins 1 are an unique family of light-gated cation channels

D Zabelskii, A Alekseev, K Kovalev, V Rankovic… - Nature …, 2020 - nature.com
Phytoplankton is the base of the marine food chain as well as oxygen and carbon cycles and
thus plays a global role in climate and ecology. Nucleocytoplasmic Large DNA Viruses that …

Unique structure and function of viral rhodopsins

D Bratanov, K Kovalev, JP Machtens… - Nature …, 2019 - nature.com
Recently, two groups of rhodopsin genes were identified in large double-stranded DNA
viruses. The structure and function of viral rhodopsins are unknown. We present functional …

[PDF][PDF] Kilohertz serial crystallography with the JUNGFRAU detector at a fourth-generation synchrotron source

F Leonarski, J Nan, Z Matej, Q Bertrand, A Furrer… - IUCrJ, 2023 - journals.iucr.org
Serial and time-resolved macromolecular crystallography are on the rise. However, beam
time at X-ray free-electron lasers is limited and most third-generation synchrotron-based …