Microbial and animal rhodopsins: structures, functions, and molecular mechanisms

OP Ernst, DT Lodowski, M Elstner, P Hegemann… - Chemical …, 2014 - ACS Publications
Organisms of all domains of life use photoreceptor proteins to sense and respond to light.
The light-sensitivity of photoreceptor proteins arises from bound chromophores such as …

[HTML][HTML] Rhodopsin, light-sensor of vision

KP Hofmann, TD Lamb - Progress in Retinal and Eye Research, 2023 - Elsevier
The light sensor of vertebrate scotopic (low-light) vision, rhodopsin, is a G-protein-coupled
receptor comprising a polypeptide chain with bound chromophore, 11-cis-retinal, that …

Glutamic acid-113 serves as the retinylidene Schiff base counterion in bovine rhodopsin.

TP Sakmar, RR Franke… - Proceedings of the …, 1989 - National Acad Sciences
The characteristic wavelength at which a visual pigment absorbs light is regulated by
interactions between protein (opsin) and retinylidene Schiff base chromophore. By using site …

Role of the conserved NPxxY(x)5,6F motif in the rhodopsin ground state and during activation

O Fritze, S Filipek, V Kuksa… - Proceedings of the …, 2003 - National Acad Sciences
In the G protein-coupled receptor rhodopsin, the conserved NPxxY (x) 5, 6F motif connects
the transmembrane helix VII and the cytoplasmic helix 8. The less geometrically constrained …

Expression of a synthetic bovine rhodopsin gene in monkey kidney cells.

DD Oprian, RS Molday, RJ Kaufman… - Proceedings of the …, 1987 - National Acad Sciences
We report here the high-level expression of a synthetic gene for bovine rhodopsin in
transfected monkey kidney COS-1 cells. Rhodopsin is produced in these cells to a level of …

Constitutively active mutants of rhodopsin

PR Robinson, GB Cohen, EA Zhukovsky, DD Oprian - Neuron, 1992 - cell.com
Two critical amino acids in the visual pigment rhodopsin are Lys-296, the site of attachment
of retinal to the protein through a protonated Schiff base linkage, and Clu-113, the Schiff …

Effect of carboxylic acid side chains on the absorption maximum of visual pigments

EA Zhukovsky, DD Oprian - Science, 1989 - science.org
The proposal that the absorption maximum of the visual pigments is governed by interaction
of the 11-cis-retinal chromophore with charged carboxylic acid side chains in the membrane …

Structure and function in rhodopsin. 7. Point mutations associated with autosomal dominant retinitis pigmentosa

S Kaushal, HG Khorana - Biochemistry, 1994 - ACS Publications
Revised Manuscript Received February 23, 1994® abstract: Autosomal dominant retinitis
pigmentosa (ADRP) is a hereditary form of retinitis pigmentosa which accounts for about …

Methods and microfluidic devices for the manipulation of droplets in high fidelity polynucleotide assembly

J Jacobson, LLY Chu, S Ramu - US Patent 10,207,240, 2019 - Google Patents
US10207240B2 - Methods and microfluidic devices for the manipulation of droplets in high
fidelity polynucleotide assembly - Google Patents US10207240B2 - Methods and microfluidic …

Cysteine residues 110 and 187 are essential for the formation of correct structure in bovine rhodopsin.

SS Karnik, TP Sakmar, HB Chen… - Proceedings of the …, 1988 - National Acad Sciences
To investigate the role of different cysteine residues in bovine rhodopsin, a series of mutants
were prepared in which the cysteine residues were systematically replaced by serines. The …