Newly identified C–H⋯ O hydrogen bond in histidine

RM Steinert, C Kasireddy, ME Heikes… - Physical Chemistry …, 2022 - pubs.rsc.org
New Cδ–H⋯ O histidine hydrogen bonding interactions in various proteins are identified by
neutron diffraction and computationally characterized. Neutron diffraction data shows …

Progress in our understanding of 19F chemical shifts

JN Dahanayake, C Kasireddy, JP Karnes… - Annual Reports on NMR …, 2018 - Elsevier
Fluorine NMR spectroscopy has diverse applications, including characterization of chemical
reaction mechanisms, protein structure–function studies, and solid-state NMR …

Evaluating electronic structure methods for accurate calculation of 19F chemical shifts in fluorinated amino acids

JN Dahanayake, C Kasireddy, JM Ellis… - Journal of …, 2017 - Wiley Online Library
The ability of electronic structure methods (11 density functionals, HF, and MP2 calculations;
two basis sets and two solvation models) to accurately calculate the 19F chemical shifts of …

Analysis of Multiple Protein Alignments Using 3D-Structural Information on the Orientation of Amino Acid Side-Chains

DS Timonina, DA Suplatov - Molecular Biology, 2022 - Springer
Multiple alignment of amino acid sequences of homologous proteins is a key tool in state-of-
the-art bioinformatics and evolutionary analysis. Differences in the spatial orientation of …

The biophysical probes 2-fluorohistidine and 4-fluorohistidine: spectroscopic signatures and molecular properties

C Kasireddy, JM Ellis, JG Bann, KR Mitchell-Koch - Scientific Reports, 2017 - nature.com
Fluorinated amino acids serve as valuable biological probes, by reporting on local protein
structure and dynamics through 19F NMR chemical shifts. 2-fluorohistidine and 4 …