Results 61 to 70 of about 2,359,470 (362)

Implementing Optogenetic Modulation in Mechanotransduction

open access: yesPhysical Review X, 2020
Molecular optogenetic switch systems are extensively employed as a powerful tool to spatially and temporally modulate a variety of signal transduction processes in cells.
Miao Yu   +6 more
doaj   +1 more source

Electronic and Transport Properties of Radially Deformed Double-walled Carbon Nanotube Intramolecular Junction [PDF]

open access: yesPhysics Letters A 330, 238 (2004), 2007
The electronic and transport property of a radially deformed double-walled carbon nanotube (DWNT) intramolecular junction (IMJ) has been studied by the tight-binding (TB) model combined with the first-principle calculations. The geometrical structures of the DWNT IMJ have been first optimized in energy by the universal force field (UFF) method.
arxiv   +1 more source

Control of oxidation and spin state in a single-molecule junction [PDF]

open access: yes, 2018
The oxidation and spin state of a metal–organic molecule determine its chemical reactivity and magnetic properties. Here, we demonstrate the reversible control of the oxidation and spin state in a single Fe porphyrin molecule in the force field of the ...
Braun, Lukas   +6 more
core   +3 more sources

Visualizing Intramolecular Dynamics of Membrane Proteins

open access: yesInternational Journal of Molecular Sciences, 2022
Membrane proteins play important roles in biological functions, with accompanying allosteric structure changes. Understanding intramolecular dynamics helps elucidate catalytic mechanisms and develop new drugs.
Tatsunari Ohkubo   +15 more
semanticscholar   +1 more source

Grand Canonical Adaptive Resolution Simulation for Molecules with Electrons: A Theoretical Framework based on Physical Consistency [PDF]

open access: yes, 2017
A theoretical scheme for the treatment of an open molecular system with electrons and nuclei is proposed. The idea is based on the Grand Canonical description of a quantum region embedded in a classical reservoir of molecules.
Bing Zhang (129)   +9 more
core   +2 more sources

On the zwitterionic nature of gas-phase peptides and protein ions. [PDF]

open access: yesPLoS Computational Biology, 2010
Determining the total number of charged residues corresponding to a given value of net charge for peptides and proteins in gas phase is crucial for the interpretation of mass-spectrometry data, yet it is far from being understood.
Roberto Marchese   +3 more
doaj   +1 more source

Predicting molecular properties of α‐synuclein using force fields for intrinsically disordered proteins

open access: yesProteins: Structure, Function, and Bioinformatics, 2022
Independent force field validation is an essential practice to keep track of developments and for performing meaningful Molecular Dynamics simulations.
Kasper B Pedersen   +2 more
semanticscholar   +1 more source

Isolation of Cellulose Nanofibers: Effect of Biotreatment on Hydrogen Bonding Network in Wood Fibers

open access: yesInternational Journal of Polymer Science, 2011
The use of cellulose nanofibres as high-strength reinforcement in nano-biocomposites is very enthusiastically being explored due to their biodegradability, renewability, and high specific strength properties. Cellulose, through a regular network of inter-
Sreekumar Janardhnan, Mohini Sain
doaj   +1 more source

Hydrogen Intramolecular Stretch Redshift in the Electrostatic Environment of Type II Clathrate Hydrates from Schrödinger Equation Treatment

open access: yesApplied Sciences, 2020
The one-dimensional Schrödinger equation, applied to the H2 intramolecular stretch coordinate in singly to quadruply occupied large cages in extended Type II (sII) hydrogen clathrate hydrate, was solved numerically herein via potential-energy scans from ...
Christian J. Burnham   +3 more
doaj   +1 more source

Absolute Entropy and Energy of Carbon Dioxide Using the Two-Phase Thermodynamic Model [PDF]

open access: yes, 2011
The two-phase thermodynamic (2PT) model is used to determine the absolute entropy and energy of carbon dioxide over a wide range of conditions from molecular dynamics trajectories.
Goddard, William A., III   +4 more
core   +1 more source

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