Simulations of ionization equilibria in weak polyelectrolyte solutions and gels

J Landsgesell, L Nová, O Rud, F Uhlík, D Sean… - Soft Matter, 2019 - pubs.rsc.org
This article recapitulates the state of the art regarding simulations of ionization equilibria of
weak polyelectrolyte solutions and gels. We start out by reviewing the essential …

Synthesis, dynamics and applications (cytotoxicity and biocompatibility) of dendrimers: A mini-review

MA Khan, R Peng, CL Liu, Z Chen - European Polymer Journal, 2022 - Elsevier
Dendrimers are an excellent candidate that exhibits higher proficiency in biomedical
applications such as drug delivery, inhibition and/or targeting gene delivery. The use of …

Titratable Martini model for constant pH simulations

F Grünewald, PCT Souza, H Abdizadeh… - The Journal of …, 2020 - pubs.aip.org
In this work, we deliver a proof of concept for a fast method that introduces pH effects into
classical coarse-grained (CG) molecular dynamics simulations. Our approach is based upon …

PypKa: A Flexible Python Module for Poisson–Boltzmann-Based pKa Calculations

PBPS Reis, D Vila-Vicosa, W Rocchia… - Journal of chemical …, 2020 - ACS Publications
The protonation of titratable residues has a significant impact on the structure and function of
biomolecules, influencing many physicochemical and ADME properties. Thus, the …

The impact of using single atomistic long-range cutoff schemes with the GROMOS 54A7 force field

TFD Silva, D Vila-Viçosa, PBPS Reis… - Journal of chemical …, 2018 - ACS Publications
With the recent increase in computing power, the molecular modeling community is now
more focused on improving the accuracy and overall quality of biomolecular simulations. For …

Novel US-CpHMD Protocol to Study the Protonation-Dependent Mechanism of the ATP/ADP Carrier

NFB Oliveira, M Machuqueiro - Journal of chemical information …, 2022 - ACS Publications
We have designed a protocol combining constant-pH molecular dynamics (CpHMD)
simulations with an umbrella sampling (US) scheme (US-CpHMD) to study the mechanism …

A Fast and Interpretable Deep Learning Approach for Accurate Electrostatics-Driven pKa Predictions in Proteins

PBPS Reis, M Bertolini, F Montanari… - Journal of chemical …, 2022 - ACS Publications
Existing computational methods for estimating p K a values in proteins rely on theoretical
approximations and lengthy computations. In this work, we use a data set of 6 million …

Co-delivery of gefitinib and hematoporphyrin by aptamer-modified fluorinated dendrimer for hypoxia alleviation and enhanced synergistic chemo-photodynamic …

F Zhu, L Xu, X Li, Z Li, J Wang, H Chen, X Li… - European Journal of …, 2021 - Elsevier
Although epidermal growth factor receptor tyrosine kinase inhibitors (EGFR-TKIs)-based
molecular targeted therapy are proved to be effective in the treatment of non-small cell lung …

Approach to study pH-dependent protein association using constant-pH molecular dynamics: application to the dimerization of β-Lactoglobulin

L da Rocha, AM Baptista… - Journal of chemical theory …, 2022 - ACS Publications
Protein–protein association is often mediated by electrostatic interactions and modulated by
pH. However, experimental and computational studies have often overlooked the effect of …

Extending the stochastic titration CpHMD to CHARMM36m

JGN Sequeira, FEP Rodrigues, TGD Silva… - The Journal of …, 2022 - ACS Publications
The impact of pH on proteins is significant but often neglected in molecular dynamics
simulations. Constant-pH Molecular Dynamics (CpHMD) is the state-of-the-art methodology …