Results 21 to 30 of about 1,460,967 (299)

Probing the mechanism of electron capture and electron transfer dissociation using tags with variable electron affinity [PDF]

open access: yes, 2009
Electron capture dissociation (ECD) and electron transfer dissociation (ETD) of doubly protonated electron affinity (EA)-tuned peptides were studied to further illuminate the mechanism of these processes. The model peptide FQpSEEQQQTEDELQDK, containing a
Beauchamp, J. L.   +5 more
core   +2 more sources

Electron transfer interactome of cytochrome C.

open access: yesPLoS Computational Biology, 2012
Lying at the heart of many vital cellular processes such as photosynthesis and respiration, biological electron transfer (ET) is mediated by transient interactions among proteins that recognize multiple binding partners.
Alexander N Volkov, Nico A J van Nuland
doaj   +1 more source

Theory of light-induced current in molecular-tunneling junctions excited with intense shaped pulses [PDF]

open access: yes, 2007
A theory for light-induced current by strong optical pulses in molecular-tunneling junctions is described. We consider a molecular bridge represented by its highest occupied and lowest unoccupied levels, HOMO and LUMO, respectively.
Fainberg, B. D.   +2 more
core   +1 more source

Flavin Electron Shuttles Dominate Extracellular Electron Transfer by Shewanella oneidensis

open access: yesmBio, 2013
Shewanella oneidensis strain MR-1 is widely studied for its ability to respire a diverse array of soluble and insoluble electron acceptors. The ability to breathe insoluble substrates is defined as extracellular electron transfer and can occur via direct
Nicholas J. Kotloski   +1 more
doaj   +1 more source

Electron Transfer in Porphyrin Complexes in Different Solvents

open access: yes, 2000
The electron transfer in different solvents is investigated for systems consisting of donor, bridge and acceptor. It is assumed that vibrational relaxation is much faster than the electron transfer.
Kilin, D.   +2 more
core   +1 more source

On electron transfer

open access: yesBiophysical Journal, 1976
The tunneling transfer of electrons between two sites, appropriate to biological intermolecular electron transfer, contains physical considerations which are not important in the tunneling transfer between two metals. Analyses (such as the recent one by Hales) based on the well-known formula for the latter but applied to the former case are ...
openaire   +2 more sources

Photoisomerization-coupled electron transfer [PDF]

open access: yesThe Journal of Chemical Physics, 2020
Photochromic molecular structures constitute a unique platform for constructing molecular switches, sensors, and memory devices. One of their most promising applications is as light-switchable electron acceptor or donor units. Here, we investigate a previously unexplored process that we postulate may occur in such systems: an ultrafast electron ...
Jakub K. Sowa   +2 more
openaire   +3 more sources

In Vitro Studies of Flemish, Dutch, and Wild-Type β-Amyloid Provide Evidence for Two-Staged Neurotoxicity

open access: yesNeurobiology of Disease, 2002
Mutations in the β-amyloid (Aβ) sequence of the amyloid precursor protein gene (APP) present with variable disease phenotypes. While patients with the Dutch APP mutation (E693Q) have predominantly hemorrhagic strokes, Flemish APP (A692G) patients develop
Samir Kumar-Singh   +10 more
doaj   +1 more source

Optimal Control for Electron Shuttling

open access: yes, 2013
In this paper we apply an optimal control technique to derive control fields that transfer an electron between ends of a chain of donors or quantum dots.
Deng, Xiaotian   +4 more
core   +1 more source

Physiological Benefits of Oxygen-Terminating Extracellular Electron Transfer

open access: yesmBio, 2022
Extracellular electron transfer (EET) is a process via which certain microorganisms, such as bacteria, exchange electrons with extracellular materials by creating an electrical link across their membranes.
Yoshihide Tokunou   +2 more
doaj   +1 more source

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