Wiese, C.* ; Abele, M.* ; Al, B.* ; Altmann, M. ; Steiner, A.* ; Kalbfuß, N.* ; Strohmayr, A.* ; Ravikumar, R.* ; Park, C.H.* ; Brunschweiger, B.* ; Meng, C.* ; Facher, E.* ; Ehrhardt, D.W.* ; Falter-Braun, P. ; Wang, Z.Y.* ; Ludwig, C.* ; Assaad, F.F.*
Regulation of adaptive growth decisions via phosphorylation of the TRAPPII complex in Arabidopsis.
J. Cell Biol. 223:e202311125 (2024)
Plants often adapt to adverse or stress conditions via differential growth. The trans-Golgi network (TGN) has been implicated in stress responses, but it is not clear in what capacity it mediates adaptive growth decisions. In this study, we assess the role of the TGN in stress responses by exploring the previously identified interactome of the Transport Protein Particle II (TRAPPII) complex required for TGN structure and function. We identified physical and genetic interactions between AtTRAPPII and shaggy-like kinases (GSK3/AtSKs) and provided in vitro and in vivo evidence that the TRAPPII phosphostatus mediates adaptive responses to abiotic cues. AtSKs are multifunctional kinases that integrate a broad range of signals. Similarly, the AtTRAPPII interactome is vast and considerably enriched in signaling components. An AtSK-TRAPPII interaction would integrate all levels of cellular organization and instruct the TGN, a central and highly discriminate cellular hub, as to how to mobilize and allocate resources to optimize growth and survival under limiting or adverse conditions.
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Publikationstyp
Artikel: Journalartikel
Dokumenttyp
Wissenschaftlicher Artikel
Typ der Hochschulschrift
Herausgeber
Schlagwörter
Trans-golgi-network; Multisubunit Tethering Complexes; Cell-wall Polysaccharides; Gene-expression; Computational Platform; Protein Phosphatases; Plasma-membrane; Cytokinesis; Trafficking; Quantification
Keywords plus
Sprache
englisch
Veröffentlichungsjahr
2024
Prepublished im Jahr
0
HGF-Berichtsjahr
2024
ISSN (print) / ISBN
0021-9525
e-ISSN
1540-8140
ISBN
Bandtitel
Konferenztitel
Konferzenzdatum
Konferenzort
Konferenzband
Quellenangaben
Band: 223,
Heft: 5,
Seiten: ,
Artikelnummer: e202311125
Supplement: ,
Reihe
Verlag
Rockefeller University Press
Verlagsort
950 Third Ave, 2nd Flr, New York, Ny 10022 Usa
Tag d. mündl. Prüfung
0000-00-00
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Gutachter
Prüfer
Topic
Hochschule
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Fakultät
Veröffentlichungsdatum
0000-00-00
Anmeldedatum
0000-00-00
Anmelder/Inhaber
weitere Inhaber
Anmeldeland
Priorität
Begutachtungsstatus
Peer reviewed
Institut(e)
Institute of Network Biology (INET)
POF Topic(s)
30203 - Molecular Targets and Therapies
Forschungsfeld(er)
Environmental Sciences
PSP-Element(e)
G-506400-001
Förderungen
EU
National Institutes of Health
European Research Council
BaCa-TEC
Deutsche Forschungsgemeinschaft DFG
Copyright
Erfassungsdatum
2024-05-15