Unlocking the electrochemical functions of biomolecular condensates

Y Dai, ZG Wang, RN Zare - Nature Chemical Biology, 2024 - nature.com
Biomolecular condensation is a key mechanism for organizing cellular processes in a
spatiotemporal manner. The phase-transition nature of this process defines a density …

Polyelectrolyte-multivalent molecule complexes: physicochemical properties and applications

SE Herrera, ML Agazzi, E Apuzzo, ML Cortez… - Soft Matter, 2023 - pubs.rsc.org
The complexation of polyelectrolytes with other oppositely charged structures gives rise to a
great variety of functional materials with potential applications in a wide spectrum of …

Driving force and pathway in polyelectrolyte complex coacervation

S Chen, ZG Wang - Proceedings of the National Academy of Sciences, 2022 - pnas.org
There is notable discrepancy between experiments and coarse-grained model studies
regarding the thermodynamic driving force in polyelectrolyte complex coacervation …

Phase-specific RNA accumulation and duplex thermodynamics in multiphase coacervate models for membraneless organelles

S Choi, MCO Meyer, PC Bevilacqua, CD Keating - Nature Chemistry, 2022 - nature.com
Liquid–liquid phase separation has emerged as an important means of intracellular RNA
compartmentalization. Some membraneless organelles host two or more compartments …

Complexation between oppositely charged polyelectrolytes in dilute solution: Effects of charge asymmetry

S Chen, P Zhang, ZG Wang - Macromolecules, 2022 - ACS Publications
We use dissipative particle dynamics to study polyelectrolyte complexation in dilute
solutions under conditions of either chain-length or concentration asymmetry between the …

Decoupling the Effects of Charge Density and Hydrophobicity on the Phase Behavior and Viscoelasticity of Complex Coacervates

IA Ramírez Marrero, L Boudreau, W Hu… - …, 2024 - ACS Publications
Here, we explore the effect of copolymer chemistry on the phase behavior and viscoelasticity
of complex coacervates. To this end, we utilized a library of methacrylate copolymers with …

Influence of “Hydrophobicity” on the composition and dynamics of polyelectrolyte complex coacervates

M Yang, SL Sonawane, ZA Digby, JG Park… - …, 2022 - ACS Publications
Various types of specific interactions are believed to supplement the major entropic driving
forces responsible for spontaneous liquid–liquid phase separations in mixtures of oppositely …

Effect of polypeptide complex coacervate microenvironment on protonation of a guest molecule

S Choi, AR Knoerdel, CE Sing… - The Journal of Physical …, 2023 - ACS Publications
Complex coacervate droplets formed by the liquid–liquid phase separation of polyelectrolyte
solutions capture several important features of membraneless organelles including their …

Bridging field theory and ion pairing in the modeling of polyelectrolytes and complex coacervation

CE Sing, J Qin - Macromolecules, 2023 - ACS Publications
Complex coacervation is a phase separation phenomenon driven by the electrostatic
attraction between oppositely charged macromolecular species. A recent surge of interest in …

Interfacial structure and tension of polyelectrolyte complex coacervates

P Zhang, ZG Wang - Macromolecules, 2021 - ACS Publications
We develop a simple inhomogeneous mean-field theory to study the interfacial structure and
tension of polyelectrolyte complex coacervates in equilibrium with a supernatant solution …