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Our research focus on the regulation of cysteine synthesis by reversible protein-protein interaction of the two enzymes: serine acetyltransferase (SAT, Serat) and O-acetylserine thiol lyase (OAS-TL) that form the so called cysteine synthase complex (CSC). SAT catalyzes the formation of O-acetylserine (OAS), the carbon and nitrogen containing backbone of cysteine. OAS-TL replaces the activated acetyl group of OAS with sulfide and releases cysteine. We showed that the CSC senses the availability of OAS and sulfide and regulate SAT and OAS-TL activity to allow efficient synthesis of cysteine. Another aspect of our research is the unusual subcellular compartmentalization of SAT and OAS-TLs activities and their implications for sensing of sulfur availability in the plant cell and at the whole plant level. In this respect we also investigate the enzyme sulfite reductase (Sir), which produces sulfide and is, in contrast to SAT and OAS-TL, exclusively localized in plastids.
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论文共 172 篇作者统计合作学者相似作者
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Xiaodi Gong,Jean -Baptiste Boyer, Simone Gierlich, Marlena Pozoga,Jonas Weidenhausen,Irmgard Sinning,Thierry Meinnel,Carmela Giglione,Yonghong Wang,Ruediger Hell,Markus Wirtz
Laura Armbruster, Marlena Pozoga,Zhongshou Wu,Juergen Eirich,Karen Thulasi Devendrakumar,Carolina De La Torre,Pavlina Miklankova,Monika Huber, Fabian Bradic,Gernot Poschet,Jonas Weidenhausen,Sabine Merker,Thomas Ruppert,Carsten Sticht,Irmgard Sinning,Iris Finkemeier,Xin Li,Ruediger Hell,Markus Wirtz
Jürgen Eirich, Jean-Baptiste Boyer,Laura Armbruster,Aiste Ivanauskaite, Carolina De La Torre,Thierry Meinnel,Markus Wirtz,Paula Mulo,Iris Finkemeier,Carmela Giglione
Molecular & Cellular Proteomicspp.100845, (2024)
Fanelie Bachelet,Myriam Sanchez,Delphine Aime, Florence Naude,Nadia Rossin, Alain Ourry, Chrystel Deulvot,Christine Le Signor,Vanessa Vernoud,Fabrice Neiers,Markus Wirtz, Karine Gallardo-Guerrero
PLANT JOURNAL (2024)
Fanélie Bachelet,Myriam Sánchez,Delphine Aimé,Christine Le Signor, Florence Naudé,Alain Ourry,Nadia Rossin,Vanessa Vernoud,Fabrice Neiers,Markus Wirtz, Karine Gallardo
HAL (Le Centre pour la Communication Scientifique Directe) (2023)
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Plant physiologyno. 3 (2023): 2086-2104
bioRxiv (Cold Spring Harbor Laboratory) (2023)
Journal of experimental botanyno. 11 (2023): 3379-3394
Fanélie Bachelet,Myriam Sánchez,Delphine Aimé, Nicolas Jeannin,Carine Alcon, Florence Naudé, Elodie Sorin,Nadia Rossin,Vanessa Vernoud,Jonathan Kreplak,Stéphane Mari,Christine Le Signor,Sheng-Kai Sun,Fabrice Neiers,Markus Wirtz,Karine Gallardo
HAL (Le Centre pour la Communication Scientifique Directe) (2023)
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#Papers: 172
#Citation: 9778
H-Index: 61
G-Index: 96
Sociability: 7
Diversity: 0
Activity: 1
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