Photosynthetic Processes and Mechanisms

This study shows that mitochondrial repositioning and reorientation in Chlamydomonas reinhardtii under low CO2 conditions is regulated by CIA5 and supports CO2 concentrating mechanism function.

The paper identifies a conserved linker protein from Chlorella that can phase separate Rubisco in Chlamydomonas and some plants, enabling cross-species pyrenoid formation.

This study uses EEA-free transient absorption to show Chl to Zea energy transfer during qE and reduced exciton diffusion under high light.

The paper shows rubisco produces pyruvate for isoprenoid and fatty acid biosynthesis, resolving the pyruvate paradox and linking the MEP pathway to carbon assimilation.

This study investigates the effects of D1-V185T and D1-V185N mutations on PSII function in Synechocystis 6803 and Thermosynechococcus vestitus using EPR and optical kinetics, revealing altered proton transfer dynamics and water binding.

The paper identifies a protein interaction network in the diatom pyrenoid, revealing a structural shell critical for CO2 fixation and suggesting convergent evolution with prokaryotic carboxysomes.

This study identifies a protein shell surrounding diatom pyrenoids that enhances CO2 fixation efficiency and reveals its structural and functional role through in vivo and in vitro analyses.

The paper identifies a missense mutation in HvCHLI causing reduced chlorophyll content in barley, which shows potential for breeding crops adapted to arid conditions.

The paper investigates mRNA localization and thylakoid protein biogenesis in Anabaena sp. PCC 7120, identifying an RNA-binding protein crucial for thylakoid protein translation and assembly.

The paper reports the 3.2-Å resolution structure of the Orf2971-FtsHi complex in Chlamydomonas reinhardtii, revealing its architecture and potential role in ATP-driven protein import into chloroplasts.

The paper shows that PAP1/pTAC3 and PAP7/pTAC14 are required for RpoB binding to DNA in Arabidopsis chloroplasts.

This study identifies a ubiquitin-mediated degradation pathway involving SlCV and SlCSN5A that regulates SlPsbS stability under low night temperatures in tomatoes.

This study investigates the evolutionary changes in LHCI structures across red-lineage algae, identifying conserved and diversified Lhcr groups and introducing the concept of neolocalization.

This study develops a mathematical model of photosynthesis in Synechocystis sp. PCC 6803 to analyze its performance under different light conditions and test hypotheses about state transitions and metabolic control.

This study compares photosynthetic performance between Mesoamerican and Andean Phaseolus vulgaris genotypes, showing that smaller cell sizes enhance photosynthetic capacity through increased stomatal conductance and mesophyll conductance.

A leaf gas-exchange system measures net oxygen production and isoprene emissions during photosynthesis, revealing a linear correlation between net CO2 exchange and oxygen production with a consistent assimilatory quotient.

The paper shows that low activity of PEP-converting enzymes during darkness maintains glycolytic intermediate levels, facilitating photosynthetic initiation in cyanobacteria.

The paper shows BST4 in Chlamydomonas is an ion channel involved in thylakoid lumenal pH regulation, not a tethering protein for pyrenoid tubules.

This study investigates the role of CsoS2-M in carboxysome shell assembly and shaping, revealing its function in enhancing shell protein association and recruiting CsoS2A for Rubisco packaging.

The paper investigates how thiol-dependent redox networks regulate oxygen reduction at photosystem I in Arabidopsis under different photoperiods.

This study investigates the role of CDSP32 thioredoxin in regulating ATP-synthase activity and antioxidant networks in potato under stress conditions.

This study identifies GUN1's molecular function as RNA binding and maturation by analyzing plastid transcriptomes and validating targets through RNA immunoprecipitation.

The paper develops a method called STAgSPA to determine the in situ structure of a cyanobacterial PBS-PSII supercomplex at 3.5 Å resolution, revealing energy transfer mechanisms and structural coupling.

The paper determines the cryo-EM structure of a diatom PSI-FCPI supercomplex, identifies FCPI subunits, and reveals protein-protein interactions and evolutionary conservation of binding motifs.

The paper identifies DUF760-1 and DUF760-2 as substrates of the chloroplast CLP protease system, showing they have distinct degradation rates and functional roles.

This study uses comparative GWAS to identify genes influencing NPQ kinetics in sorghum, maize, and Arabidopsis, revealing a Mendelian gene involved in pigment degradation.

This study adapts ElectroChromic Shift measurements to far-red absorbing cyanobacteria to assess photosynthetic efficiency and light energy conversion.

This study characterizes the biochemical properties and structural organization of FLVA and FLVB from Physcomitrium patens, revealing their formation of a redox-dependent heterocomplex.

The paper investigates how MatK affects chloroplast translation by influencing tRNA-K(UUU) abundance, leading to differential expression of ribosomal and photosynthetic genes.

This study investigates molecular changes in Fucoxanthin-Chlorophyll Proteins (FCPs) during aggregation-induced energy quenching in diatoms, revealing structure-dependent conformational shifts linked to non-photochemical quenching.