Accurate determination of protein: ligand standard binding free energies from molecular dynamics simulations

H Fu, H Chen, M Blazhynska… - Nature protocols, 2022 - nature.com
Designing a reliable computational methodology to calculate protein: ligand standard
binding free energies is extremely challenging. The large change in configurational enthalpy …

Cation-π interactions and their functional roles in membrane proteins

DT Infield, A Rasouli, GD Galles, C Chipot… - Journal of molecular …, 2021 - Elsevier
Cation-π interactions arise as a result of strong attractive forces between positively charged
entities and the π-electron cloud of aromatic groups. The physicochemical characteristics of …

Physics-driven coarse-grained model for biomolecular phase separation with near-quantitative accuracy

JA Joseph, A Reinhardt, A Aguirre, PY Chew… - Nature computational …, 2021 - nature.com
Various physics-and data-driven sequence-dependent protein coarse-grained models have
been developed to study biomolecular phase separation and elucidate the dominant …

Synthetic macrocycle nanopore for potassium-selective transmembrane transport

D Qiao, H Joshi, H Zhu, F Wang, Y Xu… - Journal of the …, 2021 - ACS Publications
Reproducing the structure and function of biological membrane channels, synthetic
nanopores have been developed for applications in membrane filtration technologies and …

Open-channel structure of a pentameric ligand-gated ion channel reveals a mechanism of leaflet-specific phospholipid modulation

JT Petroff, NM Dietzen, E Santiago-McRae… - Nature …, 2022 - nature.com
Pentameric ligand-gated ion channels (pLGICs) mediate synaptic transmission and are
sensitive to their lipid environment. The mechanism of phospholipid modulation of any …

Thermodynamic origins of two-component multiphase condensates of proteins

PY Chew, JA Joseph, R Collepardo-Guevara… - Chemical …, 2023 - pubs.rsc.org
Intracellular condensates are highly multi-component systems in which complex phase
behaviour can ensue, including the formation of architectures comprising multiple …

Meta-analysis reveals that absolute binding free-energy calculations approach chemical accuracy

H Fu, Y Zhou, X **g, X Shao, W Cai - Journal of Medicinal …, 2022 - ACS Publications
Systematic and quantitative analysis of the reliability of formally exact methods that in silico
calculate absolute protein–ligand binding free energies remains lacking. Here, we provide …

Benchmarking London dispersion corrected density functional theory for noncovalent ion–π interactions

S Spicher, E Caldeweyher, A Hansen… - Physical Chemistry …, 2021 - pubs.rsc.org
The strongly attractive noncovalent interactions of charged atoms or molecules with π-
systems are important binding motifs in many chemical and biological systems. These so …

Aromatic Residues in Proteins: Re-Evaluating the Geometry and Energetics of π–π, Cation− π, and CH− π Interactions

R Calinsky, Y Levy - The Journal of Physical Chemistry B, 2024 - ACS Publications
Aromatic residues can participate in various biomolecular interactions, such as π–π, cation−
π, and CH− π interactions, which are essential for protein structure and function. Here, we re …

Explicit Representation of Cation−π Interactions in Force Fields with 1/r4 Nonbonded Terms

A Turupcu, J Tirado-Rives… - Journal of chemical …, 2020 - ACS Publications
The binding energies for cation− π complexation are underestimated by traditional fixed-
charge force fields owing to their lack of explicit treatment of ion-induced dipole interactions …