Charge regulation with fixed and mobile charged macromolecules

Y Avni, D Andelman, R Podgornik - Current Opinion in Electrochemistry, 2019 - Elsevier
Uncompensated charges do not usually occur in Nature and any local charge should be a
result of charge separation. Dissociable chemical groups at interfaces in contact with ions in …

Electrostatic features for the receptor binding domain of SARS-COV-2 wildtype and its variants. Compass to the severity of the future variants with the charge-rule

FL Barroso da Silva, CC Giron… - The Journal of Physical …, 2022 - ACS Publications
Electrostatic intermolecular interactions are important in many aspects of biology. We have
studied the main electrostatic features involved in the interaction of the receptor-binding …

An overview on the development of mRNA-based vaccines and their formulation strategies for improved antigen expression in vivo

MM Rahman, N Zhou, J Huang - Vaccines, 2021 - mdpi.com
The mRNA-based vaccine approach is a promising alternative to traditional vaccines due to
its ability for prompt development, high potency, and potential for secure administration and …

Both charge-regulation and charge-patch distribution can drive adsorption on the wrong side of the isoelectric point

R Lunkad, FL Barroso da Silva… - Journal of the American …, 2022 - ACS Publications
The mechanism of protein–polyelectrolyte complexation on the wrong side of the isoelectric
point has long puzzled researchers. Two alternative explanations have been proposed in …

A revised order of subunits in mammalian septin complexes

DC Mendonça, JN Macedo, SL Guimaraes… - …, 2019 - Wiley Online Library
Septins are GTP binding proteins considered to be novel components of the cytoskeleton.
They polymerize into filaments based on hexameric or octameric core particles in which two …

On the interactions of the receptor-binding domain of SARS-CoV-1 and SARS-CoV-2 spike proteins with monoclonal antibodies and the receptor ACE2

CC Giron, A Laaksonen, FLB da Silva - Virus research, 2020 - Elsevier
A new betacoronavirus named SARS-CoV-2 has emerged as a new threat to global health
and economy. A promising target for both diagnosis and therapeutics treatments of the new …

Towards an optimal monoclonal antibody with higher binding affinity to the receptor-binding domain of SARS-CoV-2 spike proteins from different variants

A Neamtu, F Mocci, A Laaksonen… - Colloids and Surfaces B …, 2023 - Elsevier
A highly efficient and robust multiple scales in silico protocol, consisting of atomistic
Molecular Dynamics (MD), coarse-grain (CG) MD, and constant-pH CG Monte Carlo (MC) …

Differences between Omicron SARS-CoV-2 RBD and other variants in their ability to interact with cell receptors and monoclonal antibodies

CC Giron, A Laaksonen… - Journal of Biomolecular …, 2023 - Taylor & Francis
SARS-CoV-2 remains a health threat with the continuous emergence of new variants. This
work aims to expand the knowledge about the SARS-CoV-2 receptor-binding domain (RBD) …

[HTML][HTML] Up state of the SARS-COV-2 spike homotrimer favors an increased virulence for new variants

CC Giron, A Laaksonen… - Frontiers in medical …, 2021 - frontiersin.org
The COVID-19 pandemic has spread worldwide. However, as soon as the first vaccines–the
only scientifically verified and efficient therapeutic option thus far–were released, mutations …

q-Canonical Monte Carlo Sampling for Modeling the Linkage between Charge Regulation and Conformational Equilibria of Peptides

MJ Fossat, RV Pappu - The Journal of Physical Chemistry B, 2019 - ACS Publications
The overall charge content and the patterning of charged residues have a profound impact
on the conformational ensembles adopted by intrinsically disordered proteins. These …