Results 31 to 40 of about 27,480 (298)

Manipulation of Rubisco : the amount, activity, function and regulation [PDF]

open access: yes, 2003
Genetic modification to increase the specificity of Rubisco for CO2 relative to O2 and to increase the catalytic rate of Rubisco in crop plants would have great agronomic importance.
P. J. Madgwick   +11 more
core   +1 more source

Molecular mechanism of Rubisco activase: Dynamic assembly and Rubisco remodeling

open access: yesFrontiers in Molecular Biosciences, 2023
Ribulose-1,5-bisphosphate (RuBP) carboxylase-oxygenase (Rubisco) enzyme is the limiting step of photosynthetic carbon fixation, and its activation is regulated by its co-evolved chaperone, Rubisco activase (Rca). Rca removes the intrinsic sugar phosphate inhibitors occupying the Rubisco active site, allowing RuBP to split into two 3-phosphoglycerate ...
Kazi Waheeda   +6 more
openaire   +3 more sources

Experimental evidence for extra proton exchange in ribulose 1,5-bisphosphate carboxylase/oxygenase catalysis

open access: yesCommunicative & Integrative Biology, 2022
Despite considerable advances in the past 50 y, the mechanism of ribulose 1,5-bisphosphate carboxylase/oxygenase (Rubisco) catalysis is still not well understood.
Camille Bathellier, Guillaume Tcherkez
doaj   +1 more source

Low temperature impact on photosynthetic parameters of coffee genotypes Impacto de baixas temperaturas em parâmetros fotossintéticos de genótipos de cafeeiro

open access: yesPesquisa Agropecuária Brasileira, 2009
The objective of this work was to evaluate photoprotective mechanisms related to low positive temperatures in Coffea canephora (Conilon clones 02 and 153) and C. arabica ('Catucaí' IPR 102) genotypes, involved in cold temperature tolerance. To accomplish
Fábio Luiz Partelli   +6 more
doaj   +1 more source

Overexpression of ca1pase decreases Rubisco abundance and grain yield in wheat [PDF]

open access: yes, 2019
Ribulose-1,5-bisphosphate carboxylase/oxygenase (Rubisco) catalyses the fixation of CO2 into organic compounds that are used for plant growth and production of agricultural products.
Parry, J.   +8 more
core   +1 more source

Rubisco Protein Production – LCA Approach

open access: yes, 2021
International audienceThe objective of this paper was to assess the environmental performance of the system of RuBisCo protein extraction and isolation from sugar beet leaves.
Skunca, Dubravka   +2 more
core   +1 more source

Function, Structure, and Evolution of the RubisCO-Like Proteins and Their RubisCO Homologs [PDF]

open access: yesMicrobiology and Molecular Biology Reviews, 2007
SUMMARYAbout 30 years have now passed since it was discovered that microbes synthesize RubisCO molecules that differ from the typical plant paradigm. RubisCOs of forms I, II, and III catalyze CO2fixation reactions, albeit for potentially different physiological purposes, while the RubisCO-like protein (RLP) (form IV RubisCO) has evolved, thus far at ...
F Robert, Tabita   +5 more
openaire   +2 more sources

Variation in Responses of Photosynthesis and Apparent Rubisco Kinetics to Temperature in Three Soybean Cultivars

open access: yesPlants, 2019
Recent in vivo assays of the responses of Rubisco to temperature in C3 plants have revealed substantial diversity. Three cultivars of soybean (Glycine max L.
James Bunce
doaj   +1 more source

Proanthocyanidins Modulate Rumen Enzyme Activities and Protein Utilization In Vitro

open access: yesMolecules, 2022
This study investigated the principal leaf protein (rubisco) solubilization and in vitro ruminal enzyme activity in relation to the molecular structure of proanthocyanidins extracted from leaves of Anogeissus pendula and Eugenia jambolana.
Sultan Singh   +6 more
doaj   +1 more source

Two Residues of Rubisco Activase Involved in Recognition of the Rubisco Substrate [PDF]

open access: yesJournal of Biological Chemistry, 2005
Rubisco activase is an AAA(+) protein, a superfamily with members that use a "Sensor 2" domain for substrate recognition. To determine whether the analogous domain of activase is involved in recognition of ribulose-1,5-bisphosphate carboxylase/oxygenase (Rubisco, EC 4.1.1.39), two chimeric activases were constructed, interchanging a Sensor 2-containing
Cishan, Li   +2 more
openaire   +2 more sources

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