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Tuning the ZIKV NS3 Helicase Motor Activity through Magnesium Coordination and RNA-Driven Allostery
Viral NS3 helicases convert the chemical energy of ATP hydrolysis into directional motion along nucleic acids, but the molecular basis …
Adrián García-Martínez
,
J. Javier Ruiz-Pernía
,
Iñaki Tuñón
PDF
DOI
Protonation and magnesium ions shape the transition state diversity of phosphoanhydride hydrolysis in water
Phosphoanhydride hydrolysis is a central reaction in biochemistry, powering processes from biosynthesis to molecular motors. Yet, its …
Adrián García-Martínez
,
Miguel De La Puente
,
Marion Cunin
,
Kirill Zinovjev
,
J. Javier Ruiz-Pernía
,
Damien Laage
,
Iñaki Tuñón
PDF
DOI
Simulating enzyme catalysis with electrostatically embedded machine learning potentials
To simulate enzyme reactions, multiscale quantum mechanics/molecular mechanics (QM/MM) approaches are well established and popular. …
Valentin Gradisteanu
,
Elliot W. Chan
,
Lester Hedges
,
Meritxell Malagarriga Perez
,
Rolf David
,
Miguel De La Puente
,
Damien Laage
,
Iñaki Tuñón
,
Marc W. Van Der Kamp
,
Kirill Zinovjev
PDF
DOI
Unveiling the Catalytic Mechanism and Conformational Dynamics of Guinea Pig l-Asparaginase Type 1 for Leukemia Drug Design
In this study, we present a computational analysis of the catalytic properties of guinea pig asparaginase type 1 (or gpASNase1), an …
Milorad Andjelkovic
,
Kirill Zinovjev
,
J. Javier Ruiz-Pernía
,
Iñaki Tuñón
PDF
DOI
Computational Estimation of Residence Time on Roniciclib and Its Derivatives against CDK2: Extending the Use of Classical and Enhanced Molecular Dynamics Simulations
Residence time is a crucial parameter for assessing the functional efficacy of drugs, quantifying the duration of a drug’s binding to …
Felipe Bravo Moraga
,
Mauricio Bedoya
,
Kirill Zinovjev
,
Iñaki Tuñón
,
Jans Alzate-Morales
PDF
DOI
Molecular dynamics simulations for enzymatic hydride-transfer reactions: Defining environmental reaction coordinates to capture transition state diversity
It is now well established that the transition state of a chemical reaction is not a single, static structure but rather a distribution …
Rafael García Meseguer
,
Elise Duboué-Dijon
,
Sergio Martí
,
J. Javier Ruiz-Pernía
,
Damien Laage
,
Iñaki Tuñón
,
James T. Hynes
PDF
DOI
Mechanistic Insights into GTP Hydrolysis by the RhoA Protein: Catalytic Impact of Glutamine Tautomerism
We present a systematic evaluation of different possible reaction mechanisms for GTP hydrolysis in RhoA, a member of the Ras …
Jorge Pardos
,
Adrián García-Martínez
,
J. Javier Ruiz-Pernía
,
Iñaki Tuñón
PDF
DOI
DNA Triplet Energies by Free Energy Perturbation Theory
Determining the energetics of triplet electronic states of nucleobases in the biological macromolecular environment of nucleic acids is …
Rafael García-Meseguer
,
Miriam Navarrete-Miguel
,
Sergio Martí
,
Iñaki Tuñón
,
Daniel Roca-Sanjuán
PDF
DOI
Advances in the Simulations of Enzyme Reactivity in the Dawn of the Artificial Intelligence Age
The study of natural enzyme catalytic processes at a molecular level can provide essential information for a rational design of new …
Katarzyna Świderek
,
Joan Bertran
,
Kirill Zinovjev
,
Iñaki Tuñón
,
Vicent Moliner
PDF
DOI
Understanding Substrate Binding and Reactivity of Stearoyl-CoA Desaturase (SCD1) through Classical and Multiscale Molecular Dynamics Simulations
Stearoyl-CoA desaturase (SCD1) plays an important role in the metabolism of fatty acids and is a promising therapeutic target. However, …
Janko Civic
,
Iñaki Tuñón
,
Jeremy N. Harvey
PDF
DOI
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