Alchemical Free Energy Calculations on Membrane-Associated Proteins

M Papadourakis, H Sinenka, P Matricon… - Journal of Chemical …, 2023 - ACS Publications
Membrane proteins have diverse functions within cells and are well-established drug
targets. The advances in membrane protein structural biology have revealed drug and lipid …

Overlay databank unlocks data-driven analyses of biomolecules for all

AM Kiirikki, HS Antila, LS Bort, P Buslaev… - Nature …, 2024 - nature.com
Tools based on artificial intelligence (AI) are currently revolutionising many fields, yet their
applications are often limited by the lack of suitable training data in programmatically …

Quantitative comparison against experiments reveals imperfections in force fields' descriptions of popc–cholesterol interactions

M Javanainen, P Heftberger, JJ Madsen… - Journal of Chemical …, 2023 - ACS Publications
Cholesterol is a central building block in biomembranes, where it induces orientational
order, slows diffusion, renders the membrane stiffer, and drives domain formation. Molecular …

Effective inclusion of electronic polarization improves the description of electrostatic interactions: The prosECCo75 biomolecular force field

R Nencini, C Tempra, D Biriukov… - Journal of Chemical …, 2024 - ACS Publications
prosECCo75 is an optimized force field effectively incorporating electronic polarization via
charge scaling. It aims to enhance the accuracy of nominally nonpolarizable molecular …

Structure of POPC lipid bilayers in OPLS3e force field

M Kurki, A Poso, P Bartos… - Journal of Chemical …, 2022 - ACS Publications
It is crucial for molecular dynamics simulations of biomembranes that the force field
parameters give a realistic model of the membrane behavior. In this study, we examined the …

Emerging era of biomolecular membrane simulations: automated physically-justified force field development and quality-evaluated databanks

HS Antila, B Kav, MS Miettinen… - The Journal of …, 2022 - ACS Publications
Molecular simulations of biological membranes and proxies thereof are entering a new era
characterized by several key aspects. Progress starts with the realization that the outcome of …

Advancing Molecular Dynamics: Toward Standardization, Integration, and Data Accessibility in Structural Biology

M Caparotta, A Perez - The Journal of Physical Chemistry B, 2024 - ACS Publications
Molecular dynamics (MD) simulations have become a valuable tool in structural biology,
offering insights into complex biological systems that are difficult to obtain through …

Rotational decoupling between the hydrophilic and hydrophobic regions in lipid membranes

HS Antila, A Wurl, OHS Ollila, MS Miettinen… - Biophysical …, 2022 - cell.com
Cells use homeostatic mechanisms to ensure an optimal composition of distinct types of
lipids in cellular membranes. The hydrophilic region of biological lipid membranes is mainly …

Evaluating polarizable biomembrane simulations against experiments

HS Antila, S Dixit, B Kav, JJ Madsen… - Journal of Chemical …, 2024 - ACS Publications
Owing to the increase of available computational capabilities and the potential for providing
a more accurate description, polarizable molecular dynamics force fields are gaining …

Elucidating the complex membrane binding of a protein with multiple anchoring domains using extHMMM

JJ Madsen, YZ Ohkubo - PLOS Computational Biology, 2024 - journals.plos.org
Membrane binding is a crucial mechanism for many proteins, but understanding the specific
interactions between proteins and membranes remains a challenging endeavor …