Results 31 to 40 of about 5,006 (168)

Non-Electroneutrality Generated by Bacteriorhodopsin-Incorporated Membranes Enhances the Conductivity of a Gelatin Memory Device

open access: yesGels, 2023
We have previously demonstrated the potential of gelatin films as a memory device, offering a novel approach for writing, reading, and erasing through the manipulation of gelatin structure and bound water content. Here, we discovered that incorporating a
U-Ting Chiu   +4 more
doaj   +1 more source

Voltage dependence of proton pumping by bacteriorhodopsin mutants with altered lifetime of the m intermediate [PDF]

open access: yes, 2013
The light-driven proton pump bacteriorhodopsin (BR) from Halobacterium salinarum is tightly regulated by the [H+] gradient and transmembrane potential.
Friedrich, Thomas   +7 more
core   +2 more sources

Sensitive elements based on bacteriorhodopsin for fiber-optics sensors of chemical components [PDF]

open access: yes, 2005
The sensitive thin film elements based on bacteriorhodopsin in polymeric matrixes for the multichannel fiber-optical sensor system of measurement of chemical composition of gas mixtures are offered. It is shown, that modification of films compositions
Trikur, I. I.   +7 more
core   +1 more source

Osmotic shock induces the presence of glycocardiolipin in the purple membrane of Halobacterium salinarum

open access: yesJournal of Lipid Research, 2003
In the purple membrane (PM) of Halobacterium salinarum is present a phospholipid dimer consisting of sulfo-triglycosyl-diether (S-TGD-1) esterified to the phosphate group of phosphatidic acid (PA), i.e., S-TGD-1-PA, called glycocardiolipin (GlyC ...
Simona Lobasso   +3 more
doaj   +1 more source

SERS OF BACTERIORHODOPSIN WITH OUT-DIFFUSED SILVER NANOISLANDS [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2014
We present the studies on surface-enhanced Raman spectroscopy (SERS) of bacteriorhodopsin in purple membranes using self-assembled silver nanoisland films for Raman signal enhancement.
H. Fabian   +4 more
doaj  

Photoreaction Pathways of Bacteriorhodopsin and Its D96N Mutant as Revealed by in Situ Photoirradiation Solid-State NMR

open access: yesMembranes, 2022
Bacteriorhodopsin (BR) functions as a light-driven proton pump that transitions between different states during the photocycle, such as all-trans (AT; BR568) and 13-cis, 15-syn (CS; BR548) state and K, L, M1, M2, N, and O intermediates. In this study, we
Arisu Shigeta   +7 more
doaj   +1 more source

Bacteriorhodopsin–ZnO hybrid as a potential sensing element for low-temperature detection of ethanol vapour

open access: yesBeilstein Journal of Nanotechnology, 2016
Zinc oxide (ZnO) and bacteriorhodopsin (bR) hybrid nanostructures were fabricated by immobilizing bR on ZnO thin films and ZnO nanorods. The morphological and spectroscopic analysis of the hybrid structures confirmed the ZnO thin film/nanorod growth and ...
Saurav Kumar   +7 more
doaj   +1 more source

Picosecond events in the photochemical cycle of the light-driven chloride-pump halorhodopsin [PDF]

open access: yes, 1985
The early events in halorhodopsin after light excitation are studied with picosecond time resolution. Absorption and fluorescence measurements show that the electronically excited state of the incorporated retinal has a lifetime of 5 ps. Within that time
Hegemann, P.   +10 more
core   +2 more sources

Engineering and Production of the Light-Driven Proton Pump Bacteriorhodopsin in 2D Crystals for Basic Research and Applied Technologies

open access: yesMethods and Protocols, 2020
The light-driven proton pump bacteriorhodopsin (BR) from the extreme halophilic archaeon Halobacterium salinarum is a retinal-binding protein, which forms highly ordered and thermally stable 2D crystals in native membranes (termed purple membranes).
Mirko Stauffer   +5 more
doaj   +1 more source

Isolation and Taxonomic Characterization of Novel Haloarchaeal Isolates From Indian Solar Saltern: A Brief Review on Distribution of Bacteriorhodopsins and V-Type ATPases in Haloarchaea

open access: yesFrontiers in Microbiology, 2020
Haloarchaea inhabit high salinity environments worldwide. They are a potentially rich source of crucial biomolecules like carotenoids and industrially useful proteins.
Dipesh Kumar Verma   +6 more
doaj   +1 more source

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