Triple-bond vibrations: Emerging applications in energy and biological sciences

L Zhou, R Feng, W Zhang, F Gai - The Journal of Physical …, 2023 - ACS Publications
Triple bonds, such as that formed between two carbon atoms (ie, C≡ C) or that formed
between one carbon atom and one nitrogen atom (ie, C≡ N), afford unique chemical …

Unnatural Amino Acids for Biological Spectroscopy and Microscopy

R Feng, M Wang, W Zhang, F Gai - Chemical Reviews, 2024 - ACS Publications
Due to advances in methods for site-specific incorporation of unnatural amino acids (UAAs)
into proteins, a large number of UAAs with tailored chemical and/or physical properties have …

Constant pH Simulation with FMM Electrostatics in GROMACS.(A) Design and Applications

E Briand, B Kohnke, C Kutzner… - Journal of Chemical …, 2024 - ACS Publications
The structural dynamics of biological macromolecules, such as proteins, DNA/RNA, or
complexes thereof, are strongly influenced by protonation changes of their typically many …

CO bonding in hexa‐and pentacoordinate carboxy‐neuroglobin: A quantum mechanics/molecular mechanics and local vibrational mode study

M Freindorf, AAA Delgado… - Journal of Computational …, 2022 - Wiley Online Library
We present a comprehensive investigation on the different role of CO in carboxyneuroglobin
(1) as ligand of the heme group in the active site forming a bond with the heme iron and (2) …

Measuring the Electric Fields of Ions Captured in Crown Ethers

A Maitra, WR Lake, A Mohamed… - The Journal of …, 2024 - ACS Publications
Controlling reactivity with electric fields is a persistent challenge in chemistry. One approach
is to tether ions at well-defined locations near a reactive center. To quantify fields arising …

Phenol as a Tethering Group to Gold Surfaces: Stark Response and Comparison to Benzenethiol

S Menachekanian, C Mora Perez… - The Journal of …, 2023 - ACS Publications
Understanding the adsorption of organic molecules on metals is important in numerous
areas of surface science, including electrocatalysis, electrosynthesis, and biosensing. While …

Local electric fields in aqueous electrolytes

CI Drexler, OM Cracchiolo, RL Myers… - The Journal of …, 2021 - ACS Publications
Vibrational Stark shifts were explored in aqueous solutions of organic molecules with
carbonyl-and nitrile-containing constituents. In many cases, the vibrational resonances from …

Assessing the effect of Hofmeister anions on the hydrogen-bonding strength of water via nitrile stretching frequency shift

A Acharyya, D Mukherjee, F Gai - The Journal of Physical …, 2020 - ACS Publications
The temperature dependence of the peak frequency (νmax) of the C≡ N stretching
vibrational spectrum of a hydrogen-bonded C≡ N species is known to be a qualitative …

Electrostatic Impact of Brefeldin A on Thiocyanate Probes Surrounding the Interface of Arf1-BFA-ARNO4M, a Protein–Drug–Protein Complex

FA Jermusek Jr, LJ Webb - Biochemistry, 2023 - ACS Publications
Protein–protein interactions regulate many cellular processes, making them ideal drug
candidates. Design of such drugs, however, is hindered by a lack of understanding of the …

Determining the Electrostatic Contributions of GTPase-GEF Complexes on Interfacial Drug Binding Specificity: A Case Study of a Protein–Drug–Protein Complex

FA Jermusek Jr, LJ Webb - Biochemistry, 2024 - ACS Publications
Understanding the factors that contribute to specificity of protein–protein interactions allows
for design of orthosteric small molecules. Within this environment, a small molecule requires …