Results 51 to 60 of about 13,354,138 (226)

FtsH Protease in the Thylakoid Membrane: Physiological Functions and the Regulation of Protease Activity

open access: yesFrontiers in Plant Science, 2018
Protein homeostasis in the thylakoid membranes is dependent on protein quality control mechanisms, which are necessary to remove photodamaged and misfolded proteins.
Yusuke Kato, Wataru Sakamoto
doaj   +1 more source

The Assembly of Super-Complexes in the Plant Chloroplast

open access: yesBiomolecules, 2021
Increasing evidence has revealed that the enzymes of several biological pathways assemble into larger supramolecular structures called super-complexes. Indeed, those such as association of the mitochondrial respiratory chain complexes play an essential ...
Kezhen Qin   +2 more
doaj   +1 more source

The Tll0287 protein is a hemoprotein associated with the PsbA2-Photosystem II complex in Thermosynechococcus elongatus

open access: yesBiochimica et Biophysica Acta (BBA) - Bioenergetics, 2013
Cyanobacteria have multiple psbA genes encoding PsbA, the D1 reaction center protein of the Photosystem II (PSII) complex. The thermophilic cyanobacterium Thermosynechococcus elongatus has three psbA genes differently expressed depending on the environmental conditions. Among the 344 residues of PsbA, there are 21 substitutions between PsbA1 and PsbA3,
Boussac, Alain   +2 more
openaire   +2 more sources

Reversible reorganization of the chlorophyll‐protein complexes of photosystem II in cyanobacterium cells in the dark ag [PDF]

open access: yesFEBS Letters, 1989
A new emission band at 673 nm was detected in the low‐temperature fluorescence spectrum of dark‐adapted cyanobacteria Gloeotrichia raciborski. The excitation spectrum of this band was close to the absorbance of the isolated reaction centre of photosystem II. The relative intensities of the bands of chlorophyll and pheophytin in this spectrum showed the
Lebedev, N.N.   +2 more
openaire   +1 more source

Photophysiological and photosynthetic complex changes during iron starvation in Synechocystis sp. PCC 6803 and Synechococcus elongatus PCC 7942

open access: yes, 2013
Iron is an essential component in many protein complexes involved in photosynthesis, but environmental iron availability is often low as oxidized forms of iron are insoluble in water.
Fraser, J.M.   +4 more
core   +1 more source

Bioinspired Porphyrin‐Based Catalysts From Temporospatial Confined Frameworks for Ultrafast Removal of Sulfaclozine

open access: yesAdvanced Science, EarlyView.
We report the rational design of artificial photocatalysts with asymmetrically coordinated dual‐metal centers and a tailored microenvironment, broadly applicable strategy is established for the synthesis of multivariate zirconium‐based metal–organic frameworks, offering a platform for precisely tuning active‐site configurations to optimize ...
Yuxin Lu   +11 more
wiley   +1 more source

Cloning and Sequence Analysis of Gene Encoding psbZ from Silybum marianum (L.) Gaertn [PDF]

open access: yesInternational Journal Bioautomation, 2016
Photosystem II is known as the core of photosynthesis and among of the photosystem II protein complex, PsbZ protein is very important because of its role in connection PSII and LHCII.
Yousef Mohammadi   +2 more
doaj  

Eucalyptus ESTs corresponding to the enzyme glutamine synthetase and the protein D1, sites of action of herbicides that cause oxidative stress

open access: yesGenetics and Molecular Biology, 2005
This work was aimed at locating Eucalyptus ESTs corresponding to the GS enzyme (Glutamine Synthetase, EC = 6.3.1.2) and to the D1 protein, which are directly related to resistance to herbicides that promote oxidative stress.
Edivaldo Domingues Velini   +9 more
doaj   +1 more source

Structural and functional characterisation of Photosystem II from two His-tagged transplastomic strains of Nicotiana tabacum [PDF]

open access: yes, 2009
Photosystem II (PSII) is a polypeptide-cofactor complex organised as a homodimeric multisubunit protein embedded in the thylakoid membrane. PSII monomers are heterooligomers related to each other by a pseudo-twofold axis perpendicular to the membrane ...
Piano, Dario
core  

OsCPK12‐OsATPD1 Module Regulates Photosynthetic Acclimation to Light Stress in Rice

open access: yesAdvanced Science, EarlyView.
OsCPK12 interacts and phosphorylates OsAtpD1 at Ser8 in its transit peptide. This phosphorylation promote its chloroplast translocation, thereby maintaining ATP synthase activity and proton gradient (ΔpH) homeostasis and regulating photosynthetic acclimation, photoprotection, and repair under light stress.
Beifang Wang   +17 more
wiley   +1 more source

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