Photosynthetic Processes and Mechanisms

This study reports cryo-EM structures of bacterial photosynthetic supercomplexes and identifies energy transfer pathways within them.

The paper investigates how molecular evolutionary rates in duckweeds correlate with acclimation strategies to high light, finding differences in mutation rates and metabolic adaptations between lineages.

This study updates the understanding of form I-related RuBisCOs by analyzing their phylogenetic relationships and identifying a form I RuBisCO gene in an archaeal MAG, highlighting uncertainties in their evolutionary history.

The paper shows that acclimation to higher photorespiratory conditions enhances C2 photosynthesis in sub-C2 and C2 species but not in C3 or proto-Kranz species.

The paper presents a computational pipeline that estimates dynamic nitrogen allocation in photosynthesis using optical sensing and a mechanistic model, validated against gas-exchange measurements in wheat.

The paper develops a wearable Sensor-PAM system for continuous chlorophyll fluorescence monitoring of photosynthetic dynamics in plants, showing strong correlation with conventional measurements and real-time response tracking.

The paper uses imaging-pulse-amplitude-modulation to analyze tissue-specific photosynthetic responses in living leaves, revealing spatial organization of photochemical properties according to leaf anatomy.

This study investigates how cyanophage CP12 modulates host carbon regulation by remodeling interfaces and buffering redox changes during infection.

This study identifies ACHT2 as a key regulator of Calvin-Benson cycle inactivation during light transitions in plants, showing its specific role in redox-mediated bottlenecks without affecting plant fitness.

This study identifies HCR1 as a cytosolic repressor that enables shutdown of the algal CO2-concentrating mechanism under high CO2 conditions.

This study shows that overexpressing OsPATROL1 in rice speeds up stomatal opening, improves photosynthetic induction, and boosts growth under fluctuating light without reducing water-use efficiency.

This study replaces the Rubisco activase in a C4 plant with a thermally stable variant from a CAM plant, improving carbon assimilation under heat stress but not long-term heat.

This study shows that a century of soybean breeding increased photosynthetic capacity but not NPQ relaxation, suggesting a need for targeted improvements in photoprotective regulation.

The paper examines how chloroplast dysfunction and anaesthesia affect euchromatin and heterochromatin organization in tomato seedlings, revealing anaesthesia-induced chromatin changes independent of chloroplast status.

This paper introduces interval-zone free-flow electrophoresis (iZE-FFE) as a charge-based method to isolate thylakoid membrane protein complexes, showing it separates them more effectively than traditional SDS-PAGE.

The paper evaluates how well leaf spectra can recover Farquhar-von Caemmerer-Berry parameters using deep learning, finding limited transferability across datasets but consistency within species.

This study identifies NTMC2T5 as a key regulator of lipid homeostasis during plastid differentiation, linking it to chloroplast membrane biogenesis and ER-plastid lipid exchange.

The paper evaluates a PSI-LHCI transport model using factorial knockouts to distinguish physical necessity from numerical compensation in energy transfer mechanisms.

The paper reports the cryo-EM structure of a blue-shifted PSI-LHCI-LHCII supercomplex from Posidonia oceanica, revealing structural adaptations for spectral diversification in higher plants.

The paper uses unsupervised machine learning to identify pyrenoid morphology mutants in Chlamydomonas reinhardtii, linking defects to CO2-dependent growth and mitotic remodeling.

The paper investigates how sustained photoprotection in plants involves enhanced fluorescence intermittency in a subpopulation of LHCII trimers associated with long-lived NPQ.

This study identifies the InGLK gene as the cause of yellow and yellow-mutable mutations in Japanese morning glory, showing that its disruption reduces photosynthetic pigments and alters chloroplast structure.

The paper presents a cryo-EM structure of a euglenophyte PSII supercomplex and identifies LhcE9 as a far-red light-harvesting antenna subunit with unique structural and functional properties.

This study demonstrates that four core C4 pathway reactions are operating in transgenic rice, establishing in vivo flux for a functional carbon-concentrating mechanism.

The paper shows that chlorophyll binds to Cytochrome b6f before photosystems I and II in barley etioplasts, with LIL3 facilitating Chl synthesis and allocation.

This study shows that the lateral distribution of cytochrome b6f in thylakoid membranes affects photosynthetic electron transfer efficiency in Chlamydomonas reinhardtii.

This paper characterizes the function of the cyanobacterial gene ssr3189 by analyzing its deletion mutant, revealing its role in linking translation with metabolic control and RNA decay.

The paper determines the cryo-EM structure of a minimal PSI-LHCI supercomplex with FNR binding from a terrestrial eustigmatophyte, revealing structural adaptations for light harvesting under stress.

The paper investigates the role of the chloroplast CLP system in regulating the steady-state levels of EX1 and EX2, finding that CLP degradation maintains their low concentrations before their 1O2 signaling function.

This paper determines the structure of the cyanobacterial NDH-1MS complex using cryo-EM, revealing a revised model for CO2 hydration coupled to proton transfer and electron flow.