Results 51 to 60 of about 291,728 (311)

The electrostatic potential of dynamic charge densities [PDF]

open access: yesJournal of Applied Crystallography, 2017
A procedure to derive the electrostatic potential (ESP) for dynamic charge densities obtained from structure models or maximum-entropy densities is introduced. The ESP essentially is obtained by inverse Fourier transform of the dynamic structure factors of the total charge density corresponding to the independent atom model, the multipole model or ...
Christian B. Hübschle   +1 more
openaire   +2 more sources

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Image charge inclusion in the dielectric sphere revisited [PDF]

open access: yes, 2012
Van Siclen (1988 Am. J. Phys. 56 1142) reported a curious property of a dielectric sphere in the field of an external point charge: the field outside the sphere generated by the combination of the original charge exterior and the Kelvin image charge ...
Redzic, Milan   +2 more
core   +1 more source

An Innovative Vortex-Assisted Liquid-Liquid Microextraction Approach Using Deep Eutectic Solvent: Application for the Spectrofluorometric Determination of Rhodamine B in Water, Food and Cosmetic Samples

open access: yesMolecules
A new green and highly sensitive method for the determination of rhodamine B (RhB) by deep eutectic solvent-based vortex-assisted liquid–liquid microextraction with fluorescence detection (DES-VALLME-FLD) was developed.
Sofia Kakalejčíková   +3 more
doaj   +1 more source

Transferrin receptor 1‐mediated iron uptake supports thermogenic activation in human cervical‐derived adipocytes

open access: yesFEBS Letters, EarlyView.
In this study, we found that human cervical‐derived adipocytes maintain intracellular iron level by regulating the expression of iron transport‐related proteins during adrenergic stimulation. Melanotransferrin is predicted to interact with transferrin receptor 1 based on in silico analysis.
Rahaf Alrifai   +9 more
wiley   +1 more source

Symmetry breaking and electrostatic attraction between two identical surfaces [PDF]

open access: yes, 2009
This paper was presented at the 2nd Micro and Nano Flows Conference (MNF2009), which was held at Brunel University, West London, UK. The conference was organised by Brunel University and supported by the Institution of Mechanical Engineers, IPEM, the ...
Chang, HC   +2 more
core  

Electrostatic-Charge- and Electric-Field-Induced Smart Gating for Water Transportation [PDF]

open access: yes, 2016
Regulating and controlling the transport of water across nanochannels is of great importance in both fundamental research and practical applications because it is difficult to externally control water flow through nanochannels as in biological channels ...
Liping Wen (1474588)   +7 more
core   +1 more source

On the Uselessness of Bond Paths Linking Distant Atoms and on the Violation of the Concept of Privileged Exchange Channels

open access: yesChemistryOpen, 2019
We refer to frequently used determinants suggesting dominant interactions between distant atoms in various dimers. First of all, we show, against the still‐prevailling opinion, that, in general, bond paths have nothing in common with dominant ...
Dr. Mirosław Jabłoński
doaj   +1 more source

The planar cell polarity protein Vangl2 interacts with the PDZ‐domains of Scribble but not with a unique PDZ‐like domain in Inturned

open access: yesFEBS Letters, EarlyView.
Structural and biochemical characterisations show that the planar cell polarity (PCP) protein Inturned harbours a unique PDZ‐like domain that does not bind canonical PDZ‐binding motifs (PBMs) like that of another PCP protein Vangl2. In contrast, the apical‐basal polarity protein Scribble contains four PDZ domains that bind Vangl2, but one PDZ domain ...
Stephan Wilmes   +4 more
wiley   +1 more source

Multipole expansions of the electrostatic molecular potential [PDF]

open access: yes, 1974
Multipole expansions of the electrostatic molecular potential up to the hexadecapole terms are examined for H20, NH 3 and C2H~NH. A reasonable approximation to get unexpensive first order representations of the electrostatic potential for regions ...
R. Bonaccorsi   +3 more
core   +1 more source

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