Results 71 to 80 of about 28,959 (255)

The Diverse AAA+ Machines that Repair Inhibited Rubisco Active Sites

open access: yesFrontiers in Molecular Biosciences, 2017
Gaseous carbon dioxide enters the biosphere almost exclusively via the active site of the enzyme ribulose 1,5-bisphosphate carboxylase/oxygenase (Rubisco).
Oliver Mueller-Cajar
doaj   +1 more source

Molecular and Morphological Characterization of Colaconema formosanum sp. nov. (Colaconemataceae, Rhodophyta)—A New Endophytic Filamentous Red Algal Species from Taiwan

open access: yesJournal of Marine Science and Engineering, 2021
The genus Colaconema, containing endophytic algae associated with economically important macroalgae, is common around the world, but has rarely been reported in Taiwan. A new species, C.
Meng-Chou Lee, Han-Yang Yeh
doaj   +1 more source

The hydrogen peroxide-sensitive proteome of the chloroplast in vitro and in vivo [PDF]

open access: yes, 2013
Muthuramalingam M, Matros A, Scheibe R, Mock H-P, Dietz K-J. The hydrogen peroxide-sensitive proteome of the chloroplast in vitro and in vivo. Frontiers in Plant Science.
Dietz, Karl-Josef   +4 more
core   +3 more sources

Characterization of ribulose‐1,5‐bisphosphate carboxylase/oxygenase carrying ribulose 1,5‐bisphosphate at its regulatory sites and the mechanism of interaction of this form of the enzyme with ribulose‐1,5‐bisphosphate‐carboxylase/oxygenase activase [PDF]

open access: yesEuropean Journal of Biochemistry, 1992
Ribulose‐1,5‐bisphosphate carboxylase/oxygenase [Rbu(1,5)P2CO] from plant sources shows a biphasic reaction course when assayed with more than 2 mM ribulose 1,5‐bisphosphate [Rbu(1,5)P2]. In the burst, Rbu(1,5)P2CO has its substrate‐binding sites occupied with Rbu(1,5)P2 for the initial few minutes, then both substrate‐binding and regulatory sites are ...
A, Yokota, N, Tsujimoto
openaire   +2 more sources

ZmTH1 Is Vital for Healthy Plant Growth and Promotes Cold/Drought Tolerance by Regulating Thiamin Diphosphate‐Dependent Metabolisms in Maize

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT Vitamin B1 (VB1) plays a crucial role in sustaining plant health and enabling adaptive responses to environmental stress. The complex maize genome implies a sophisticated VB1 synthesis pathway, with the mechanisms by which VB1 benefits plants remaining elusive.
Tengfei Zhang   +8 more
wiley   +1 more source

Flashing LEDs for microalgal production [PDF]

open access: yes, 2017
Flashing lights are next-generation tools to mitigate light attenuation and increase the photosynthetic efficiency of microalgal cultivation systems illuminated by light-emitting diodes (LEDs).
Guerra, Rui Manuel Farinha das Neves   +4 more
core   +1 more source

Ribulose-1,5-bisphosphate + carbon dioxide → carbon fixation! [PDF]

open access: yesThe Winnower, 2014
Ribulose-1,5-bisphosphate reacts with carbon dioxide to produce 3-keto-2-carboxyarabinitol 1,5-bisphosphate as the first step in the biochemical process of carbon fixation.
openaire   +1 more source

Ribulose-1,5-Bisphosphate Carboxylase/Oxygenase Activase Protein Prevents the in Vitro Decline in Activity of Ribulose-1,5-Bisphosphate Carboxylase/Oxygenase [PDF]

open access: yesPlant Physiology, 1989
The rate of CO(2) fixation by ribulose-1,5-bisphosphate carboxylase/oxygenase (rubisco) following addition of ribulose 1,5-bisphosphate (RuBP) to fully activated enzyme, declined with first-order kinetics, resulting in 50% loss of rubisco activity after 10 to 12 minutes.
S P, Robinson, A R, Portis
openaire   +2 more sources

Plastid Engineering for Photosynthesis‐Driven Synthesis of Hyaluronic Acid in Tobacco

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT Hyaluronic acid (HA) is a glycosaminoglycan composed of alternating units of N‐acetylglucosamine and glucuronic acid. High moisture retention, viscoelasticity and biocompatibility are unique features that make HA polymers attractive compounds for medical applications and aesthetic purposes.
Amanda Lopes   +10 more
wiley   +1 more source

Divergent physiological and molecular responses of light‐ and iron‐limited Southern Ocean phytoplankton

open access: yesLimnology and Oceanography Letters, 2022
It has recently been shown that Southern Ocean phytoplankton species have evolved to optimize their light‐harvesting potential without increasing the high iron‐requiring proteins used for photosynthesis.
Sarah M. Andrew   +4 more
doaj   +1 more source

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