Anomalous, non-Gaussian tracer diffusion in crowded two-dimensional environments

SK Ghosh, AG Cherstvy, DS Grebenkov… - New Journal of …, 2016 - iopscience.iop.org
A topic of intense current investigation pursues the question of how the highly crowded
environment of biological cells affects the dynamic properties of passively diffusing particles …

Macromolecular crowding: how shape and interactions affect diffusion

T Skóra, F Vaghefikia, J Fitter… - The Journal of Physical …, 2020 - ACS Publications
A significant fraction of the cell volume is occupied by various proteins, polysaccharides,
nucleic acids, etc., which considerably reduces the mobility of macromolecules. Theoretical …

How macromolecules softness affects diffusion under crowding

E Słyk, T Skóra, S Kondrat - Soft Matter, 2022 - pubs.rsc.org
Diffusion in a macromolecularly crowded environment is essential for many intracellular
processes, from metabolism and catalysis to gene transcription and translation. So far …

Size-dependent macromolecular crowding effect on the thermodynamics of protein unfolding revealed at the single molecular level

N Das, P Sen - International journal of biological macromolecules, 2019 - Elsevier
The real biological environment involves a high degree of complexity and the
macromolecular crowder is the best candidate to somewhat mimic this. In this contribution …

Coarse-grained molecular-dynamics simulations of nanoparticle diffusion in polymer nanocomposites

IV Volgin, SV Larin, AV Lyulin, SV Lyulin - Polymer, 2018 - Elsevier
Molecular-dynamics simulations have emerged as an effective tool to characterize polymer
systems. Molecular level effects (even on microsecond time scales) are nowadays well …

Effects of macromolecular crowding on nanoparticle diffusion: new insights from Mössbauer Spectroscopy

AA Nikitin, AY Yurenya, RR Gabbasov… - The Journal of …, 2021 - ACS Publications
In this work, we used Mössbauer spectroscopy as a new approach for experimental
quantification of the self-diffusion coefficient (D Mössbauer) and hydrodynamic (HD) size of …

Non-Gaussian, transiently anomalous, and ergodic self-diffusion of flexible dumbbells in crowded two-dimensional environments: Coupled translational and rotational …

K Klett, AG Cherstvy, J Shin, IM Sokolov, R Metzler - Physical Review E, 2021 - APS
We employ Langevin-dynamics simulations to unveil non-Brownian and non-Gaussian
center-of-mass self-diffusion of massive flexible dumbbell-shaped particles in crowded two …

Closed-form multi-dimensional solutions and asymptotic behaviours for subdiffusive processes with crossovers: II. Accelerating case

E Awad, R Metzler - Journal of Physics A: Mathematical and …, 2022 - iopscience.iop.org
Closed-form multi-dimensional solutions and asymptotic behaviours for subdiffusive processes
with crossovers: II. Accelerating case - IOPscience Skip to content IOP Science home …

Conformation and dynamics of a tethered active polymer chain

C Wang, Y Zhou, X Yang, Y Chen, Y Shen, M Luo - Physical Review E, 2022 - APS
The conformational and dynamical properties of a tethered semiflexible polymer chain under
tangential active force (fa) are studied by using the Langevin dynamics simulation method …

Mechanism of facilitated diffusion during a DNA search in crowded environments

D Krepel, D Gomez, S Klumpp… - The Journal of Physical …, 2016 - ACS Publications
The key feature explaining the rapid recognition of a DNA target site by its protein lies in the
combination of one-and three-dimensional (1D and 3D) diffusion, which allows efficient …