Chloroplast biogenesis is regulated by direct action of the ubiquitin-proteasome system

Q Ling, W Huang, A Baldwin, P Jarvis - Science, 2012 - science.org
Development of chloroplasts and other plastids depends on the import of thousands of
nucleus-encoded proteins from the cytosol. Import is initiated by TOC (translocon at the outer …

Ubiquitin-dependent chloroplast-associated protein degradation in plants

Q Ling, W Broad, R Trösch, M Töpel, T Demiral Sert… - Science, 2019 - science.org
INTRODUCTION Chloroplasts are plant organelles responsible for the bulk of terrestrial
photosynthetic primary production. They evolved via endosymbiosis from a cyanobacterial …

Regulation of chloroplast protein import by the ubiquitin E3 ligase SP1 is important for stress tolerance in plants

Q Ling, P Jarvis - Current Biology, 2015 - cell.com
Chloroplasts are the organelles responsible for photosynthesis in plants [1, 2]. The
chloroplast proteome comprises∼ 3,000 different proteins, including components of the …

Protein import into chloroplasts and its regulation by the ubiquitin-proteasome system

SM Thomson, P Pulido, RP Jarvis - Biochemical Society …, 2020 - portlandpress.com
Chloroplasts are photosynthetic plant organelles descended from a bacterial ancestor. The
vast majority of chloroplast proteins are synthesized in the cytosol and then imported into the …

Chloroplast proteostasis: import, sorting, ubiquitination, and proteolysis

Y Sun, RP Jarvis - Annual Review of Plant Biology, 2023 - annualreviews.org
Chloroplasts are the defining plant organelles with responsibility for photosynthesis and
other vital functions. To deliver these functions, they possess a complex proteome …

Biogenesis and homeostasis of chloroplasts and other plastids

P Jarvis, E López-Juez - Nature Reviews Molecular Cell Biology, 2013 - nature.com
Chloroplasts are the organelles that define plants, and they are responsible for
photosynthesis as well as numerous other functions. They are the ancestral members of a …

Selective autophagy regulates chloroplast protein import and promotes plant stress tolerance

C Wan, H Zhang, H Cheng, RG Sowden, W Cai… - The EMBO …, 2023 - embopress.org
Chloroplasts are plant organelles responsible for photosynthesis and environmental
sensing. Most chloroplast proteins are imported from the cytosol through the translocon at …

Ubiquitin-based pathway acts inside chloroplasts to regulate photosynthesis

Y Sun, Z Yao, Y Ye, J Fang, H Chen, Y Lyu… - Science …, 2022 - science.org
Photosynthesis is the energetic basis for most life on Earth, and in plants it operates inside
double membrane–bound organelles called chloroplasts. The photosynthetic apparatus …

Heat shock protein cognate 70-4 and an E3 ubiquitin ligase, CHIP, mediate plastid-destined precursor degradation through the ubiquitin-26S proteasome system in …

S Lee, DW Lee, Y Lee, U Mayer, YD Stierhof… - The Plant …, 2009 - academic.oup.com
Plastid-targeted proteins pass through the cytosol as unfolded precursors. If proteins
accumulate in the cytosol, they can form nonspecific aggregates that cause severe cellular …

Differentiation of chromoplasts and other plastids in plants

NM Sadali, RG Sowden, Q Ling, RP Jarvis - Plant cell reports, 2019 - Springer
Plant cells are characterized by a unique group of interconvertible organelles called
plastids, which are descended from prokaryotic endosymbionts. The most studied plastid …