Key difference between transition state stabilization and ground state destabilization: increasing atomic charge densities before or during enzyme–substrate binding

D Chen, Y Li, X Li, X Hong, X Fan, T Savidge - Chemical Science, 2022 - pubs.rsc.org
The origin of the enormous catalytic power of enzymes has been extensively studied
through experimental and computational approaches. Although precise mechanisms are still …

Development of new targeted nanotherapy combined with magneto-fluorescent nanoparticles against colorectal cancer

GA Marcelo, D Montpeyó, J Galhano… - International Journal of …, 2023 - mdpi.com
The need for non-invasive therapies capable of conserving drug efficiency and stability
while having specific targetability against colorectal cancer (CRC), has made nanoparticles …

Characterization, dissolution and in vivo evaluation of solid acetazolamide complexes

MJ Mora, LI Tártara, R Onnainty, SD Palma… - Carbohydrate …, 2013 - Elsevier
The effects of binary and ternary systems of acetazolamide (ACZ) with hydroxypropyl-β-
cyclodextrin (HP-β-CD) alone or with triethanolamine (TEA) on the crystalline properties …

Spectroscopic and quantum chemical study of an alkaloid aristolochic acid I

BD Joshi, A Srivastava, V Gupta, P Tandon… - Spectrochimica Acta Part …, 2013 - Elsevier
Abstract Aristolochic acids (AAs)(Aristolochiaceae) are used in the traditional Chinese herb
medicine. We have presented the geometry optimization, electrostatic potential surface …

[HTML][HTML] Quantum chemical studies of non-covalent interactions between the ethyl cation and rare gases

BG Oliveira - Comptes Rendus Chimie, 2014 - Elsevier
By taking into consideration the facts that rare gases (Ar, He, Kr, and Ne) are practically inert
and that the structure of the ethyl cation (C 2 H 5+) is stabilized through the …

The electronic mechanism ruling the dihydrogen bonds and halogen bonds in weakly bound systems of H3SiH···HOX and H3SiH···XOH (X = F, Cl, and Br)

BG Oliveira, A Zabardasti, H Goudarziafshar… - Journal of Molecular …, 2015 - Springer
The dihydrogen bond complexes (H 3 SiH∙∙∙ HOX) and halogen bond complexes (H 3 SiH∙∙∙
XOH) formed between SiH 4 and hypohalous acids HOX (X= F, Cl, and Br) have been …

The shielding effect of metal complexes on the binding affinities of ligands to metalloproteins

D Chen, Y Li, W Guo, Y Li, T Savidge, X Li… - Physical Chemistry …, 2019 - pubs.rsc.org
Metal ions are important regulatory cofactors in a wide variety of proteins. Conventional
wisdom suggests that stronger metal–ligand interactions have a larger effect on the ligand …

Molecular structure and vibrational spectra of N‐acetylglycine oligomers and polyglycine I using DFT approach

S Bee, N Choudhary, A Gupta, P Tandon - Biopolymers, 2014 - Wiley Online Library
We have determined the geometric, vibrational, and electronic properties of N‐acetylglycine
oligomers by performing density functional theory quantum chemical calculations. The …

Structural and vibrational study on monomer and dimer forms and water clusters of acetazolamide

AE Ozel, SK Gunduz, S Celik… - Journal of …, 2013 - Wiley Online Library
Experimental IR and Raman spectra of solid acetazolamide have been analysed by
computing the molecular structures and vibrational spectra of monomer and dimer forms and …

[PDF][PDF] Research Article Structural and Vibrational Study on Monomer and Dimer Forms and Water Clusters of Acetazolamide

AE Ozel, SK Gunduz, S Celik, S Akyuz - 2013 - academia.edu
Experimental IR and Raman spectra of solid acetazolamide have been analysed by
computing the molecular structures and vibrational spectra of monomer and dimer forms and …