Progress in simulation studies of insulin structure and function

B Gorai, H Vashisth - Frontiers in endocrinology, 2022 - frontiersin.org
Insulin is a peptide hormone known for chiefly regulating glucose level in blood among
several other metabolic processes. Insulin remains the most effective drug for treating …

Tug-of-war between internal and external frictions and viscosity dependence of rate in biological reactions

S Mukherjee, S Mondal, S Acharya, B Bagchi - Physical Review Letters, 2022 - APS
The role of water in biological processes is studied in three reactions, namely, the Fe-CO
bond rupture in myoglobin, GB1 unfolding, and insulin dimer dissociation. We compute both …

Structural stability of insulin oligomers and protein association–dissociation processes: Free energy landscape and universal role of water

S Mukherjee, S Acharya, S Mondal… - The Journal of …, 2021 - ACS Publications
Association and dissociation of proteins are important biochemical events. In this Feature
Article, we analyze the available studies of these processes for insulin oligomers in aqueous …

Non-Markovian rate theory on a multidimensional reaction surface: Complex interplay between enhanced configuration space and memory

S Acharya, B Bagchi - The Journal of Chemical Physics, 2022 - pubs.aip.org
A theory of barrier crossing rate on a multidimensional reaction energy surface is presented.
The theory is a generalization of the earlier theoretical schemes to higher dimensions, with …

Effects of Hydrodynamic Backflow on the Transmission Coefficient of a Barrier-Crossing Brownian Particle

BJ Cherayil - The Journal of Physical Chemistry B, 2022 - ACS Publications
The slow power law decay of the velocity autocorrelation function of a particle moving
stochastically in a condensed-phase fluid is widely attributed to the momentum that fluid …

Diffusion in a two-dimensional energy landscape in the presence of dynamical correlations and validity of random walk model

S Acharya, B Bagchi - Physical Review E, 2023 - APS
Diffusion in a multidimensional energy surface with minima and barriers is a problem of
importance in statistical mechanics and it also has wide applications, such as protein …

[图书][B] Nonequilibrium Statistical Mechanics: An Introduction with Applications

B Bagchi - 2024 - taylorfrancis.com
Nonequilibrium statistical mechanics (NESM), practically synonymous with time-dependent
statistical mechanics (TDSM), is a beautiful and profound subject, vast in scope, diverse in …

Nonlinear reaction coordinate of an enzyme catalyzed proton transfer reaction

TK Paul, S Taraphder - The Journal of Physical Chemistry B, 2022 - ACS Publications
We present an in-depth study on the theoretical calculation of an optimum reaction
coordinate as a linear or nonlinear combination of important collective variables (CVs) …

Particle dynamics in viscoelastic media: Effects of non-thermal white noise on barrier crossing rates

BJ Cherayil - The Journal of Chemical Physics, 2021 - pubs.aip.org
The growing interest in the dynamics of self-driven particle motion has brought increased
attention to the effects of non-thermal noise on condensed phase diffusion. Thanks to data …

Rate theory of gas–liquid nucleation: Quest for the elusive quantitative accuracy

S Acharya, B Bagchi - The Journal of Chemical Physics, 2024 - pubs.aip.org
The task of a first principles theoretical calculation of the rate of gas–liquid nucleation has
remained largely incomplete despite the existence of reliable results from unbiased …