[HTML][HTML] Deciphering photoreceptors through atomistic modeling from light absorption to conformational response

G Salvadori, P Mazzeo, D Accomasso… - Journal of molecular …, 2024 - Elsevier
In this review, we discuss the successes and challenges of the atomistic modeling of
photoreceptors. Throughout our presentation, we integrate explanations of the primary …

Unraveling Water Solvation Effects with Quantum Mechanics/Molecular Mechanics Semiclassical Vibrational Spectroscopy: The Case of Thymidine

D Moscato, G Mandelli, M Bondanza… - Journal of the …, 2024 - ACS Publications
We introduce a quantum mechanics/molecular mechanics semiclassical method for studying
the solvation process of molecules in water at the nuclear quantum mechanical level with …

Investigating the Photodynamics of trans-Azobenzene with Coupled Trajectories

C Pieroni, E Sangiogo Gil, LM Ibele… - Journal of Chemical …, 2024 - ACS Publications
In this work, we present the first implementation of coupled-trajectory Tully surface hopping
(CT-TSH) suitable for applications to molecular systems. We combine CT-TSH with the …

How orange carotenoid protein controls the excited state dynamics of canthaxanthin

A Arcidiacono, D Accomasso, L Cupellini… - Chemical …, 2023 - pubs.rsc.org
Orange Carotenoid Protein (OCP) is a ketocarotenoid-binding protein essential for
photoprotection in cyanobacteria. The main steps of the photoactivated conversion which …

Fast method for excited-state dynamics in complex systems and its application to the photoactivation of a blue light using flavin photoreceptor

P Mazzeo, S Hashem, F Lipparini… - The journal of …, 2023 - ACS Publications
The excited-state dynamics of molecules embedded in complex (bio) matrices is still a
challenging goal for quantum chemical models. Hybrid QM/MM models have proven to be …

Current Trends of Bacterial and Fungal Optoproteins for Novel Optical Applications

C Ramírez Martínez, LS Gómez-Pérez, A Ordaz… - International Journal of …, 2023 - mdpi.com
Photoproteins, luminescent proteins or optoproteins are a kind of light-response protein
responsible for the conversion of light into biochemical energy that is used by some bacteria …

Construction of Pt/Pt-Au doped chiral nanostructures using arginine and porphyrin assemblies as templates for enantioselective photocatalysis

X Yue, L Xu, H Lin, C Xu, S Li - Science Bulletin, 2023 - Elsevier
Chiral nanomaterials with different functions have been widely developed, but the deep
understanding of the structural effects of nanocatalysts on enantioselective photocatalytic …

[HTML][HTML] Ground-state heterogeneity and vibrational energy redistribution in bacterial phytochrome observed with femtosecond 2D IR spectroscopy

M Chenchiliyan, J Kübel, SA Ooi, G Salvadori… - The Journal of …, 2023 - pubs.aip.org
Phytochromes belong to a group of photoreceptor proteins containing a covalently bound
biliverdin chromophore that inter-converts between two isomeric forms upon photoexcitation …

Probing Bilin–Protein Interaction in the Protochromic Photocycle of Cyanobacteriochrome RcaE by Site-Directed Mutagenesis

T Kamo, T Matsushita, M Hamada… - Plant And Cell …, 2024 - academic.oup.com
Cyanobacteriochromes (CBCRs) are members of the phytochrome superfamily of
photosensor proteins that bind a bilin chromophore. CBCRs exhibit substantial diversity in …

[HTML][HTML] Two-photon absorption and photoionization of a bacterial phytochrome

TN Do, D Menendez, D Bizhga, EA Stojković… - Journal of Molecular …, 2024 - Elsevier
Phytochromes constitute a family of photosensory proteins that are utilized by various
organisms to regulate several physiological processes. Phytochromes bind a bilin pigment …