The molecular effects of dietary acid load on metabolic disease (The Cellular PasaDoble: The Fast-Paced Dance of pH Regulation)

M Williamson, N Moustaid-Moussa… - Frontiers in Molecular …, 2021 - frontiersin.org
Metabolic diseases are becoming more common and more severe in populations adhering
to western lifestyle. Since metabolic conditions are highly diet and lifestyle dependent, it is …

Deactivation blocks proton pathways in the mitochondrial complex I

M Röpke, D Riepl, P Saura, A Di Luca… - Proceedings of the …, 2021 - National Acad Sciences
Cellular respiration is powered by membrane-bound redox enzymes that convert chemical
energy into an electrochemical proton gradient and drive the energy metabolism. By …

A quantitative paradigm for water-assisted proton transport through proteins and other confined spaces

C Li, GA Voth - Proceedings of the National Academy of …, 2021 - National Acad Sciences
Water-assisted proton transport through confined spaces influences many phenomena in
biomolecular and nanomaterial systems. In such cases, the water molecules that fluctuate in …

Accurate and transferable reactive molecular dynamics models from constrained density functional theory

C Li, GA Voth - The Journal of Physical Chemistry B, 2021 - ACS Publications
Chemical reactions constitute the central feature of many liquid, material, and biomolecular
processes. Conventional molecular dynamics (MD) is inadequate for simulating chemical …

Molecular dynamics simulation of complex reactivity with the rapid approach for proton transport and other reactions (RAPTOR) software package

S Kaiser, Z Yue, Y Peng, TD Nguyen… - The Journal of …, 2024 - ACS Publications
Simulating chemically reactive phenomena such as proton transport on nanosecond to
microsecond and beyond time scales is a challenging task. Ab initio methods are unable to …

QM/MM Free Energy Calculations of Long-Range Biological Protonation Dynamics by Adaptive and Focused Sampling

MC Pöverlein, A Hulm, JCB Dietschreit… - Journal of Chemical …, 2024 - ACS Publications
Water-mediated proton transfer reactions are central for catalytic processes in a wide range
of biochemical systems, ranging from biological energy conversion to chemical …

Multiscale simulation of an influenza A M2 channel mutant reveals key features of its markedly different proton transport behavior

LC Watkins, WF DeGrado, GA Voth - Journal of the American …, 2022 - ACS Publications
The influenza A M2 channel, a prototype for viroporins, is an acid-activated viroporin that
conducts protons across the viral membrane, a critical step in the viral life cycle. Four central …

Generalized Transition State Theory Treatment of Water-Assisted Proton Transport Processes in Proteins

Y Liu, C Li, GA Voth - The Journal of Physical Chemistry B, 2022 - ACS Publications
Transition state theory (TST) is widely employed for estimating the transition rate of a
reaction when combined with free energy sampling techniques. A derivation of the transition …

Structural dynamics and catalytic mechanism of ATP13A2 (PARK9) from simulations

T Mateeva, M Klahn, E Rosta - The Journal of Physical Chemistry …, 2021 - ACS Publications
ATP13A2 is a gene encoding a protein of the P5B subfamily of ATPases and is a PARK
gene. Molecular defects of the gene are mainly associated with variations of Parkinson's …

Proton Transport in Biomolecular Systems: Modeling and Applications to Mitochondrial Respiratory Complex I

J Zuchniarz - 2023 - search.proquest.com
Proton transport, the movement of hydrogen ions across membranes, is a pervasive
biological process which appears in many contexts and is central to cellular energy …