Dynamic and electrostatic effects on the reaction catalyzed by HIV-1 protease

A Krzeminska, V Moliner… - Journal of the American …, 2016 - ACS Publications
… PR) is one of the three enzymes essential for the replication process of HIV-1 virus, which …
reaction catalyzed by HIV-1 PR, with special attention to the dynamic and electrostatic effects

Protein conformational dynamics in the mechanism of HIV-1 protease catalysis

VY Torbeev, H Raghuraman… - Proceedings of the …, 2011 - National Acad Sciences
catalysis (2–7). In the work reported here, we have reinvestigated the role of the HIV-1 protease
flaps in enzyme catalysis … efficient electrostatic stabilization of the transition state of the …

From recognition to reaction mechanism: an overview on the interactions between HIV-1 protease and its natural targets

MM Lawal, ZK Sanusi, T Govender… - Current Medicinal …, 2020 - ingentaconnect.com
… The dynamics of the flap region of HIV-1 PR allows the inflow … hydrolysis reaction catalysed
by HIV-1 protease initiated by … in which both electrostatic and dynamic contributions were …

Role of conformational fluctuations in the enzymatic reaction of HIV-1 protease

S Piana, P Carloni, M Parrinello - Journal of molecular biology, 2002 - Elsevier
… Here, we address this issue by performing classical and ab initio molecular dynamics
electrostatic interactions; (ii) capture the key aspects of the enzyme-catalyzed nucleophilic reaction

Enzymatic flexibility and reaction rate: a QM/MM study of HIV-1 protease

AJM Ribeiro, D Santos-Martins, N Russo… - … Catalysis, 2015 - ACS Publications
… detail the electrostatic interactions of … dynamics (MD) simulation of HIV-1 protease to obtain
40 free energy profiles of its catalytic mechanism with a QM/MM methodology. HIV-1 protease

Effects of the protonation state of the catalytic residues and ligands upon binding and recognition in targeted proteins of HIV-1 and influenza viruses

N Nunthaboot, T Rungrotmongkol… - Current …, 2013 - ingentaconnect.com
… interactions, in terms of electrostatic and van der Waals (vdW) … A detailed chemical mechanism
for the catalysis by HIV-1 PR… in the HIV-1 proteaseBEA369 complex: molecular dynamics

HIV1 protease: structure, dynamics, and inhibition

JM Louis, R Ishima, DA Torchia, IT Weber - Advances in Pharmacology, 2007 - Elsevier
Publisher Summary This chapter focuses on some new and evolving areas of protease
research. The human immunodeficiency virus type 1 (HIV1) protease is synthesized as part of a …

Conformational diversity induces nanosecond-timescale chemical disorder in the HIV-1 protease reaction pathway

AR Calixto, MJ Ramos, PA Fernandes - Chemical Science, 2019 - pubs.rsc.org
… between structure and catalysis in HIV-1 protease (PR) with … mechanics force field based
molecular dynamics (MM-MD) … was treated with the electrostatic embedding scheme. The …

Structural and dynamical properties of different protonated states of mutant HIV-1 protease complexed with the saquinavir inhibitor studied by molecular dynamics …

O Aruksakunwong, K Wittayanarakul… - Journal of Molecular …, 2006 - Elsevier
… study, molecular dynamics simulations of the G48V HIV-1 PR … detailed mechanism of the
reaction catalyzed by HIV-1 PR [13]… It appears that the electrostatic forces in the catalytic pocket …

Structure, dynamics and solvation of HIV-1 protease/saquinavir complex in aqueous solution and their contributions to drug resistance: molecular dynamic simulations

K Wittayanarakul, O Aruksakunwong… - Journal of chemical …, 2005 - ACS Publications
… The structure of HIV-1 protease … of the HIV-1 protease, while the atomic charges of atoms
of saquinavir, which are not available in the program, were prepared by fitting the electrostatic