Application of quantum mechanics/molecular mechanics methods in the study of enzymatic reaction mechanisms

SF Sousa, AJM Ribeiro, RPP Neves… - Wiley …, 2017 - Wiley Online Library
Quantum mechanics/molecular mechanics (QM/MM) methods offer a very appealing option
for the computational study of enzymatic reaction mechanisms, by separating the problem …

In Silico Studies of Small Molecule Interactions with Enzymes Reveal Aspects of Catalytic Function

R Verma, K Mitchell-Koch - Catalysts, 2017 - mdpi.com
Small molecules, such as solvent, substrate, and cofactor molecules, are key players in
enzyme catalysis. Computational methods are powerful tools for exploring the dynamics and …

Simultaneous site-specific dual protein labeling using protein prenyltransferases

Y Zhang, MJ Blanden, C Sudheer… - Bioconjugate …, 2015 - ACS Publications
Site-specific protein labeling is an important technique in protein chemistry and is used for
diverse applications ranging from creating protein conjugates to protein immobilization …

Mechanism of the Early Catalytic Events in the Collagenolysis by Matrix Metalloproteinase‐1

SO Waheed, A Varghese, I DiCastri, B Kaski… - …, 2023 - Wiley Online Library
Abstract Metalloproteinase‐1 (MMP‐1) catalyzed collagen degradation is essential for a
wide variety of normal physiological processes, while at the same time contributing to …

Femtosecond charge and molecular dynamics of I-containing organic molecules induced by intense X-ray free-electron laser pulses

K Nagaya, K Motomura, E Kukk, Y Takahashi… - Faraday …, 2016 - pubs.rsc.org
We studied the electronic and nuclear dynamics of I-containing organic molecules induced
by intense hard X-ray pulses at the XFEL facility SACLA in Japan. The interaction with the …

High Resolution 31P Field Cycling NMR Reveals Unsuspected Features of Enzyme-Substrate-Cofactor Dynamics

MF Roberts, L Hedstrom - Frontiers in molecular biosciences, 2022 - frontiersin.org
The dynamic interactions of enzymes and substrates underpins catalysis, yet few techniques
can interrogate the dynamics of protein-bound ligands. Here we describe the use of field …

Nanosecond dynamics at protein metal sites: an application of perturbed angular correlation (PAC) of γ-rays spectroscopy

S Chakraborty, S Pallada, JT Pedersen… - Accounts of chemical …, 2017 - ACS Publications
Conspectus Metalloproteins are essential to numerous reactions in nature, and constitute
approximately one-third of all known proteins. Molecular dynamics of proteins has been …

Metal ion capture mechanism of a copper metallochaperone

DK Chakravorty, P Li, TT Tran, CA Bayse… - Biochemistry, 2016 - ACS Publications
A novel cation− π interaction between the bound Cu+ metal ion and Trp44 in the periplasmic
Cu+/Ag+ metallochaperone Escherichia coli CusF protects Cu+ from the oxidative influence …

Microsecond dynamics in proteins by two-dimensional ESR: Predictions

P Gupta, Z Liang, JH Freed - The Journal of Chemical Physics, 2020 - pubs.aip.org
Two-dimensional electron–electron double resonance (2D-ELDOR) provides extensive
insight into molecular motions. Recent developments permitting experiments at higher …

Mechanistic insight into impact of phosphorylation on the enzymatic steps of farnesyltransferase

H Pekel, M Guzel, O Sensoy - Protein Science, 2022 - Wiley Online Library
Farnesyltransferase (FTase) is a heterodimeric enzyme, which catalyzes covalent
attachment of the farnesyl group to target proteins, thus coordinating their trafficking in the …