Results 21 to 30 of about 142,006 (317)

The chloroplast import receptor Toc34 functions as preprotein-regulated GTPase [PDF]

open access: yes, 2002
Toc34 is a protein of the chloroplast outer envelope membrane that acts as receptor for preproteins containing a transit sequence. The recognition of preproteins by Toc34 is regulated by GTP binding and phosphorylation.
Soll, J.   +5 more
core   +1 more source

Phosphorylation regulates the assembly of chloroplast import machinery [PDF]

open access: yes, 2008
Chloroplast function depends on the translocation of cytosolically synthesized precursor proteins into the organelle. The recognition and transfer of most precursor proteins across the outer membrane depend on a membrane inserted complex.
Oreb, Igor-Mislav   +7 more
core   +1 more source

Protein-induced modulation of chloroplast membrane morphology [PDF]

open access: yes, 2012
Organelles are surrounded by membranes with a distinct lipid and protein composition. While it is well established that lipids affect protein functioning and vice versa, it has been only recently suggested that elevated membrane protein concentrations ...
Maik S Sommer   +23 more
core   +1 more source

Lipid transporter LSR1 positively regulates leaf senescence in Arabidopsis

open access: yesPlant Signaling & Behavior, 2022
Senescence is the final stage in the life history of a leaf, whereby plants relocate nutrients from leaves to other developing organs. Recent efforts have begun to focus on understanding the network-based molecular mechanism that incorporates various ...
Guanping Feng, Yihui Zhong, Wenying Zou
doaj   +1 more source

chloroplast [PDF]

open access: yes, 2013
Concatenated alignment of single-nucleotide variants from the chloroplast in 29 taxa of genus Medicago (Fabaceae), collected by whole-genome resequencing and alignment to the M.
Joann Mudge (140254)   +23 more
core   +1 more source

Light-dependent single-cell heterogeneity in the chloroplast redox state regulates cell fate in a marine diatom

open access: yeseLife, 2019
Diatoms are photosynthetic microorganisms of great ecological and biogeochemical importance, forming vast blooms in aquatic ecosystems. However, we are still lacking fundamental understanding of how individual cells sense and respond to diverse stress ...
Avia Mizrachi   +4 more
doaj   +1 more source

Functions of tocopherols in the cells of plants and other photosynthetic organisms [PDF]

open access: yesThe Ukrainian Biochemical Journal, 2014
Tocopherol synthesis has only been observed in photosynthetic organisms (plants, algae and some cyanobacteria). Tocopherol is synthesized in the inner membrane of chloroplasts and distributed between chloroplast membranes, thylakoids and plastoglobules ...
V. M. Mokrosnop
doaj   +1 more source

Chloroplast SRP54s are Essential for Chloroplast Development in Rice [PDF]

open access: yesRice, 2020
Abstract Background The chloroplast signal recognition particle 54 (cpSRP54) is known for targeting the light-harvesting complex proteins to thylakoids and plays a critical role for chloroplast development in Arabidopsis, but little is known in rice.
Yongfeng Shi   +7 more
openaire   +3 more sources

Binding of chloroplast signal recognition particle to a thylakoid membrane protein substrate in aqueous solution and delineation of the cpSRP43–substrate interaction domain [PDF]

open access: yes, 2011
A cpSRP [chloroplast SRP (signal recognition particle)] comprising cpSRP54 and cpSRP43 subunits mediates the insertion of light-harvesting proteins into the thylakoid membrane. We dissected its interaction with a full-length membrane protein substrate in
Colin Robinson   +15 more
core   +1 more source

Plastid-Localized EMB2726 Is Involved in Chloroplast Biogenesis and Early Embryo Development in Arabidopsis

open access: yesFrontiers in Plant Science, 2021
Embryogenesis is a critical developmental process that establishes the body organization of higher plants. During this process, the biogenesis of chloroplasts from proplastids is essential.
Chuanling Li   +6 more
doaj   +1 more source

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