Basking in the sun: how mosses photosynthesise and survive in Antarctica

H Yin, AV Perera-Castro, KL Randall… - Photosynthesis …, 2023 - Springer
The Antarctic environment is extremely cold, windy and dry. Ozone depletion has resulted in
increasing ultraviolet-B radiation, and increasing greenhouse gases and decreasing …

Multiple retinal isomerizations during the early phase of the bestrhodopsin photoreaction

S Kaziannis, M Broser… - Proceedings of the …, 2024 - National Acad Sciences
Bestrhodopsins constitute a class of light-regulated pentameric ion channels that consist of
one or two rhodopsins in tandem fused with bestrophin ion channel domains. Here, we …

Development of artificial photosystems based on designed proteins for mechanistic insights into photosynthesis

GP Serrano, CF Echavarría, SH Mejias - Protein Science, 2024 - Wiley Online Library
This review aims to provide an overview of the progress in protein‐based artificial
photosystem design and their potential to uncover the underlying principles governing light …

Ultrafast excited-state dynamics of Luteins in the major light-harvesting complex LHCII

L Pedraza-González, D Accomasso, L Cupellini… - Photochemical & …, 2024 - Springer
Carotenoid pigments are known to present a functional versatility when bound to light-
harvesting complexes. This versatility originates from a strong correlation between a …

Protein-Driven Electron-Transfer Process in a Fatty Acid Photodecarboxylase

G Londi, G Salvadori, P Mazzeo, L Cupellini… - JACS Au, 2024 - ACS Publications
Naturally occurring photoenzymes are rare in nature, but among them, fatty acid
photodecarboxylases derived from Chlorella variabilis (Cv FAPs) have emerged as …

Modeling pH-dependent biomolecular photochemistry

E Pieri, O Weingart, M Huix-Rotllant… - Journal of Chemical …, 2024 - ACS Publications
The tuning mechanism of pH can be extremely challenging to model computationally in
complex biological systems, especially with respect to the photochemical properties. This …

A Computational Approach to Modeling Excitation Energy Transfer and Quenching in Light-Harvesting Complexes

C John, L Pedraza-González, E Betti… - The Journal of …, 2024 - ACS Publications
Light-harvesting complexes (LHCs) play a critical role in modulating energy flux within
photosynthetic organisms in response to fluctuating light. Under high light conditions, they …

Perspective on Integrative Simulations of Bioenergetic Domains

A Pirnia, R Maqdisi, S Mittal, M Sener… - The Journal of …, 2024 - ACS Publications
Bioenergetic processes in cells, such as photosynthesis or respiration, integrate many time
and length scales, which makes the simulation of energy conversion with a mere single level …

pH‐Dependent Assembly and Stability of Toll‐Like Receptor 3/dsRNA Signaling Complex: Insights from Constant pH Molecular Dynamics and Metadynamics …

P Li, M Shi, Y Wang, Q Liu, X Du, X Wang - Advanced Science, 2025 - Wiley Online Library
The pH‐dependent assembly of Toll‐like receptors (TLRs), which triggers a threshold‐like
response, is a key principle in immune signaling. While crystallography has revealed the …

Seminar ad 2

L Pedraza-González - icr-amu.cnrs.fr
In response to varying light conditions, light-harvesting complexes (LHCs) switch from a light-
harvesting state to a quenched state to protect the photosynthetic organism from excessive …