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 …
The light-sensitivity of photoreceptor proteins arises from bound chromophores such as …
Infrared difference spectroscopy of proteins: from bands to bonds
VA Lorenz-Fonfria - Chemical reviews, 2020 - ACS Publications
Infrared difference spectroscopy probes vibrational changes of proteins upon their
perturbation. Compared with other spectroscopic methods, it stands out by its sensitivity to …
perturbation. Compared with other spectroscopic methods, it stands out by its sensitivity to …
Arginine: Its pKa value revisited
CA Fitch, G Platzer, M Okon… - Protein …, 2015 - Wiley Online Library
Using complementary approaches of potentiometry and NMR spectroscopy, we have
determined that the equilibrium acid dissociation constant (pKa value) of the arginine …
determined that the equilibrium acid dissociation constant (pKa value) of the arginine …
pH-dependent random coil 1H, 13C, and 15N chemical shifts of the ionizable amino acids: a guide for protein pK a measurements
G Platzer, M Okon, LP McIntosh - Journal of biomolecular NMR, 2014 - Springer
The p K a values and charge states of ionizable residues in polypeptides and proteins are
frequently determined via NMR-monitored pH titrations. To aid the interpretation of the …
frequently determined via NMR-monitored pH titrations. To aid the interpretation of the …
Attenuated total reflection Fourier transform infrared spectroscopy: a method of choice for studying membrane proteins and lipids
SA Tatulian - Biochemistry, 2003 - ACS Publications
Membrane proteins constitute roughly one-third of all gene products and play key roles in
cell function. Despite this, they are poorly represented in the list of proteins with determined …
cell function. Despite this, they are poorly represented in the list of proteins with determined …
The GAP arginine finger movement into the catalytic site of Ras increases the activation entropy
C Kötting, A Kallenbach, Y Suveyzdis… - Proceedings of the …, 2008 - National Acad Sciences
Members of the Ras superfamily of small G proteins play key roles in signal transduction
pathways, which they control by GTP hydrolysis. They are regulated by GTPase activating …
pathways, which they control by GTP hydrolysis. They are regulated by GTPase activating …
Assessing the Role of R120 in the Gating of CrChR2 by Time-Resolved Spectroscopy from Femtoseconds to Seconds
The light-gated ion channel channelrhodopsin-2 from Chlamydomonas reinhardtii (Cr
ChR2) is the most frequently used optogenetic tool in neurosciences. However, the precise …
ChR2) is the most frequently used optogenetic tool in neurosciences. However, the precise …
[HTML][HTML] Factors influencing the energetics of electron and proton transfers in proteins. What can be learned from calculations
A protein structure should provide the information needed to understand its observed
properties. Significant progress has been made in developing accurate calculations of …
properties. Significant progress has been made in developing accurate calculations of …
The evolutionary kaleidoscope of rhodopsins
Rhodopsins are widely distributed across all domains of life where they perform a plethora
of functions through the conversion of electromagnetic radiation into physicochemical …
of functions through the conversion of electromagnetic radiation into physicochemical …
Trapping and spectroscopic identification of the photointermediates of bacteriorhodopsin at low temperatures¶
SP Balashov, TG Ebrey - Photochemistry and photobiology, 2001 - Wiley Online Library
Light‐driven transmembrane proton pumping by bacteriorhodopsin occurs in the
photochemical cycle, which includes a number of spectroscopically identifiable …
photochemical cycle, which includes a number of spectroscopically identifiable …