Structural chemistry of giant metal based supramolecules

AV Virovets, E Peresypkina, M Scheer - Chemical Reviews, 2021 - ACS Publications
The review presents a bird-eye view on the state of research in the field of giant
nonbiological discrete metal complexes and ions of nanometer size, which are structurally …

[PDF][PDF] Metalloprotein catalysis: Structural and mechanistic insights into oxidoreductases from neutron protein crystallography

GC Schröder, F Meilleur - Acta Crystallographica Section D …, 2021 - journals.iucr.org
Metalloproteins catalyze a range of reactions, with enhanced chemical functionality due to
their metal cofactor. The reaction mechanisms of metalloproteins have been experimentally …

Measurement of charges and chemical bonding in a cryo-EM structure

S Maki-Yonekura, K Kawakami, K Takaba… - Communications …, 2023 - nature.com
Hydrogen bonding, bond polarity, and charges in protein molecules play critical roles in the
stabilization of protein structures, as well as affecting their functions such as enzymatic …

Structural evidence of photoisomerization pathways in fluorescent proteins

J Chang, MG Romei, SG Boxer - Journal of the American …, 2019 - ACS Publications
Double-bond photoisomerization in molecules such as the green fluorescent protein (GFP)
chromophore can occur either via a volume-demanding one-bond-flip pathway or via a …

Impact of the protein environment on two-photon absorption cross-sections of the GFP chromophore anion resolved at the XMCQDPT2 level of theory

VR Aslopovsky, AV Scherbinin, NN Kleshchina… - International Journal of …, 2023 - mdpi.com
The search for fluorescent proteins with large two-photon absorption (TPA) cross-sections
and improved brightness is required for their efficient use in bioimaging. Here, we explored …

Mechanism of color and photoacidity tuning for the protonated green fluorescent protein chromophore

CY Lin, SG Boxer - Journal of the American Chemical Society, 2020 - ACS Publications
The neutral or A state of the green fluorescent protein (GFP) chromophore is a remarkable
example of a photoacid naturally embedded in the protein environment and accounts for the …

Interplay between locally excited and charge transfer states governs the photoswitching mechanism in the fluorescent protein Dreiklang

T Sen, Y Ma, IV Polyakov, BL Grigorenko… - The Journal of …, 2021 - ACS Publications
We present the results of high-level electronic structure and dynamics simulations of the
photoactive protein Dreiklang. With the goal of understanding the details of the Dreiklang …

[HTML][HTML] A shared vision for macromolecular crystallography over the next five years

A Förster, C Schulze-Briese - Structural Dynamics, 2019 - pubs.aip.org
Macromolecular crystallography (MX) is the dominant means of determining the three-
dimensional structures of biological macromolecules, but the method has reached a critical …

Disentangling chromophore states in a reversibly switchable green fluorescent protein: mechanistic insights from NMR spectroscopy

NE Christou, K Giandoreggio-Barranco… - Journal of the …, 2021 - ACS Publications
The photophysical properties of fluorescent proteins, including phototransformable variants
used in advanced microscopy applications, are influenced by the environmental conditions …

Geometric algebra attention networks for small point clouds

M Spellings - arXiv preprint arXiv:2110.02393, 2021 - arxiv.org
Much of the success of deep learning is drawn from building architectures that properly
respect underlying symmetry and structure in the data on which they operate-a set of …