Results 101 to 110 of about 5,677 (228)

Senescence in wheat leaves: is a cysteine endopeptidase involved in the degradation of the large subunit of Rubisco? [PDF]

open access: yes, 2018
In wheat (Triticum aestivum L.), leaf senescence can be initiated by different factors. Depending on the plant system (intact plants or detached leaves) or the environmental conditions (light, nutrient availability), the symptoms of senescence differ ...
Feller, Urs   +2 more
core  

Environmental stress is the major cause of transcriptomic and proteomic changes in GM and non-GM plants [PDF]

open access: yes, 2017
The approval of genetically modified (GM) crops is preceded by years of intensive research to demonstrate safety to humans and environment. We recently showed that in vitro culture stress is the major factor influencing proteomic differences of GM vs ...
Batista, Rita   +5 more
core   +3 more sources

Molecular underpinnings of hornwort CO2 concentrating mechanisms: subcellular localization of putative key molecular components in the model hornwort Anthoceros agrestis

open access: yesNew Phytologist, Volume 247, Issue 3, Page 1244-1262, August 2025.
Summary Biophysical CO2 concentrating mechanisms (CCMs) operating at the single‐cell level have evolved independently in eukaryotic algae and a single land plant lineage, hornworts. An important component for an efficient eukaryotic CCM is a pyrenoid whose biology is well‐characterized in the unicellular green alga, Chlamydomonas reinhardtii.
Stephanie Ruaud   +12 more
wiley   +1 more source

The discovery of Rubisco activase — yet another story of serendipity [PDF]

open access: yesPhotosynthesis Research, 2002
A brief history of Rubisco (ribulose bisphosphate carboxylase oxygenase) research and the events leading to the discovery and initial characterization of Rubisco activase are described. Key to the discovery was the chance isolation of a novel Arabidopsis photosynthesis mutant.
Archie R, Portis, Michael E, Salvucci
openaire   +2 more sources

C4 Grasses Employ Various Strategies to Acclimate Rubisco Activase to Heat Stress [PDF]

open access: green, 2023
Sarah C. Stainbrook   +8 more
openalex   +1 more source

Diverse Stomatal Behaviors Mediating Photosynthetic Acclimation to Low Temperatures in Hordeum vulgare

open access: yesFrontiers in Plant Science, 2019
Photosynthetic acclimation to cold conditions is an important factor influencing freezing tolerance of plants. Photosynthetic enzyme activities increase as part of a photochemical mechanism underlying photosynthetic acclimation to low temperatures ...
Barbara Jurczyk   +4 more
doaj   +1 more source

Transit Peptides From Photosynthesis-Related Proteins Mediate Import of a Marker Protein Into Different Plastid Types and Within Different Species

open access: yesFrontiers in Plant Science, 2020
Nucleus-encoded plastid proteins are synthesized as precursors with N-terminal targeting signals called transit peptides (TPs), which mediate interactions with the translocon complexes at the outer (TOC) and inner (TIC) plastid membranes. These complexes
Álvaro Eseverri   +10 more
doaj   +1 more source

Temperature responses of Rubisco from Paniceae grasses provide opportunities for improving C3 photosynthesis. [PDF]

open access: yes, 2016
Enhancing the catalytic properties of the CO2-fixing enzyme Rubisco is a target for improving agricultural crop productivity. Here, we reveal extensive diversity in the kinetic response between 10 and 37 °C by Rubisco from C3 and C4 species within the ...
A Prins   +49 more
core   +1 more source

Evidence for a CO2‐concentrating mechanism in the model streptophyte green alga Chara braunii

open access: yesNew Phytologist, Volume 247, Issue 3, Page 1218-1233, August 2025.
Summary Oxygenic photosynthesis in streptophytic algae, such as Charophyceae, is often impeded by low CO2 levels in aquatic habitats. Consequently, many algal groups evolved a CO2‐concentrating mechanism (CCM). However, its presence in Charophyceae remains controversial.
Carolin M. Heise   +6 more
wiley   +1 more source

Lysine acetylome profiling uncovers novel histone deacetylase substrate proteins in Arabidopsis

open access: yesMolecular Systems Biology, 2017
Histone deacetylases have central functions in regulating stress defenses and development in plants. However, the knowledge about the deacetylase functions is largely limited to histones, although these enzymes were found in diverse subcellular ...
Markus Hartl   +15 more
doaj   +1 more source

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