Oxygenic photosynthesis in far-red light: strategies and mechanisms

E Elias, TJ Oliver, R Croce - Annual Review of Physical …, 2024 - annualreviews.org
Oxygenic photosynthesis, the process that converts light energy into chemical energy, is
traditionally associated with the absorption of visible light by chlorophyll molecules …

Photochemistry beyond the red limit in chlorophyll f–containing photosystems

DJ Nürnberg, J Morton, S Santabarbara, A Telfer… - Science, 2018 - science.org
Photosystems I and II convert solar energy into the chemical energy that powers life.
Chlorophyll a photochemistry, using red light (680 to 700 nm), is near universal and is …

Structure of a monomeric photosystem II core complex from a cyanobacterium acclimated to far-red light reveals the functions of chlorophylls d and f

CJ Gisriel, G Shen, MY Ho, V Kurashov… - Journal of Biological …, 2022 - ASBMB
Far-red light (FRL) photoacclimation in cyanobacteria provides a selective growth
advantage for some terrestrial cyanobacteria by expanding the range of photosynthetically …

Opportunities and challenges for assigning cofactors in cryo-EM density maps of chlorophyll-containing proteins

CJ Gisriel, J Wang, GW Brudvig, DA Bryant - Communications Biology, 2020 - nature.com
The accurate assignment of cofactors in cryo-electron microscopy maps is crucial in
determining protein function. This is particularly true for chlorophylls (Chls), for which small …

Structural basis for the adaptation and function of chlorophyll f in photosystem I

K Kato, T Shinoda, R Nagao, S Akimoto… - Nature …, 2020 - nature.com
Chlorophylls (Chl) play pivotal roles in energy capture, transfer and charge separation in
photosynthesis. Among Chls functioning in oxygenic photosynthesis, Chl f is the most red …

The antenna of far-red absorbing cyanobacteria increases both absorption and quantum efficiency of Photosystem II

V Mascoli, AF Bhatti, L Bersanini… - Nature …, 2022 - nature.com
Cyanobacteria carry out photosynthetic light-energy conversion using phycobiliproteins for
light harvesting and the chlorophyll-rich photosystems for photochemistry. While most …

Far-red absorption and light-use efficiency trade-offs in chlorophyll f photosynthesis

V Mascoli, L Bersanini, R Croce - Nature plants, 2020 - nature.com
Plants and cyanobacteria use the chlorophylls embedded in their photosystems to absorb
photons and perform charge separation, the first step of converting solar energy to chemical …

The structure of Photosystem I acclimated to far-red light illuminates an ecologically important acclimation process in photosynthesis

C Gisriel, G Shen, V Kurashov, MY Ho, S Zhang… - Science …, 2020 - science.org
Phototrophic organisms are superbly adapted to different light environments but often must
acclimate to challenging competition for visible light wavelengths in their niches. Some …

Structure of the far-red light utilizing photosystem I of Acaryochloris marina

T Hamaguchi, K Kawakami, K Shinzawa-Itoh… - Nature …, 2021 - nature.com
Acaryochloris marina is one of the cyanobacterial species that can use far-red light to drive
photochemical reactions for oxygenic photosynthesis. Here, we report the structure of A …

Two-dimensional electronic spectroscopy of the far-red-light photosystem II reaction center

Y Silori, R Willow, HH Nguyen, G Shen… - The Journal of …, 2023 - ACS Publications
Understanding the role of specific pigments in primary energy conversion in the
photosystem II (PSII) reaction center has been impeded by the spectral overlap of its …