How to enter a bacterium: bacterial porins and the permeation of antibiotics

JD Prajapati, U Kleinekathöfer… - Chemical …, 2021 - ACS Publications
Despite tremendous successes in the field of antibiotic discovery seen in the previous
century, infectious diseases have remained a leading cause of death. More specifically …

Selective ion binding and transport by membrane proteins–A computational perspective

HR Zhekova, V Ngo, MC da Silva, D Salahub… - Coordination Chemistry …, 2017 - Elsevier
Inorganic ions are critical for cellular function and require an efficient mechanism of transport
through the cellular membrane. Most often the transport of ions occurs through proteins …

Rapid and accurate determination of nanopore ionic current using a steric exclusion model

J Wilson, K Sarthak, W Si, L Gao, A Aksimentiev - Acs Sensors, 2019 - ACS Publications
Nanopore sensing has emerged as a versatile approach to detection and identification of
biomolecules. Presently, researchers rely on experience and intuition for choosing or …

Computational modeling of ion transport in bulk and through a nanopore using the drude polarizable force field

JD Prajapati, C Mele, MA Aksoyoglu… - Journal of Chemical …, 2020 - ACS Publications
In the past two decades, molecular dynamics simulations have become the method of
choice for elucidating the transport mechanisms of ions through various membrane …

Nanopore actuation of a DNA-tracked nanovehicle

W Si, X Lin, L Wang, G Wu, Y Zhang, Y Chen, J Sha - Nanoscale, 2023 - pubs.rsc.org
As a kind of nanomachine that has great potential for applications in nanoscale sensing and
manipulation, nanovehicles with unique shapes and functions have received extensive …

Millisecond-long simulations of antibiotics transport through outer membrane channels

VK Golla, JD Prajapati… - Journal of Chemical …, 2020 - ACS Publications
To reach their target site inside Gram-negative bacteria, almost all antibiotics need to cross
the outer membrane. Computational modeling of such processes can be numerically …

Perspective on Integrative Simulations of Bioenergetic Domains

A Pirnia, R Maqdisi, S Mittal, M Sener… - The Journal of …, 2024 - ACS Publications
Bioenergetic processes in cells, such as photosynthesis or respiration, integrate many time
and length scales, which makes the simulation of energy conversion with a mere single level …

Brownian dynamics approach including explicit atoms for studying ion permeation and substrate translocation across nanopores

CJF Solano, JD Prajapati, KR Pothula… - Journal of chemical …, 2018 - ACS Publications
A Brownian dynamics (BD) approach including explicit atoms called BRODEA is presented
to model ion permeation and molecule translocation across a nanopore confinement. This …

Computational methods used to explore transport events in biological systems

T Pienko, J Trylska - Journal of Chemical Information and …, 2019 - ACS Publications
Transport of various molecules facilitated with membrane proteins is necessary for
maintaining homeostasis in living cells. In humans, dysfunction of these proteins leads to …

What controls open-pore and residual currents in the first sensing zone of alpha-hemolysin nanopore? Combined experimental and theoretical study

PM De Biase, EN Ervin, P Pal, O Samoylova… - Nanoscale, 2016 - pubs.rsc.org
The electrophoretic transport of single-stranded DNA through biological nanopores such as
alpha-hemolysin (αHL) is a promising and cost-effective technology with the potential to …