Universität zu Köln

2022

Hwang, Youra ORCID: 0000-0002-6368-6113, Han, Soeun ORCID: 0000-0001-5570-2307, Yoo, Chan Yul, Hong, Liu, You, Chenjiang, Le, Brandon H., Shi, Hui, Zhong, Shangwei, Hoecker, Ute, Chen, Xuemei ORCID: 0000-0002-5209-1157 and Chen, Meng ORCID: 0000-0003-0351-5897 (2022). Anterograde signaling controls plastid transcription via sigma factors separately from nuclear photosynthesis genes. Nat. Commun., 13 (1). BERLIN: NATURE PORTFOLIO. ISSN 2041-1723

Ponnu, Jathish ORCID: 0000-0002-3276-7068 and Hoecker, Ute ORCID: 0000-0002-5636-9777 (2022). Signaling Mechanisms by Arabidopsis Cryptochromes. Front. Plant Sci., 13. LAUSANNE: FRONTIERS MEDIA SA. ISSN 1664-462X

2021

Frerigmann, Henning, Hoecker, Ute ORCID: 0000-0002-5636-9777 and Gigolashvili, Tamara (2021). New Insights on the Regulation of Glucosinolate Biosynthesis via COP1 and DELLA Proteins in Arabidopsis Thaliana. Front. Plant Sci., 12. LAUSANNE: FRONTIERS MEDIA SA. ISSN 1664-462X

Kerner, Konstantin, Nagano, Soshichiro, Lubbe, Annika and Hoecker, Ute ORCID: 0000-0002-5636-9777 (2021). Functional comparison of the WD-repeat domains of SPA1 and COP1 in suppression of photomorphogenesis. Plant Cell Environ., 44 (10). S. 3273 - 3283. HOBOKEN: WILEY. ISSN 1365-3040

Ponnu, Jathish ORCID: 0000-0002-3276-7068 and Hoecker, Ute ORCID: 0000-0002-5636-9777 (2021). Illuminating the COP1/SPA Ubiquitin Ligase: Fresh Insights Into Its Structure and Functions During Plant Photomorphogenesis. Front. Plant Sci., 12. LAUSANNE: FRONTIERS MEDIA SA. ISSN 1664-462X

Schenk, Tobias, Trimborn, Laura ORCID: 0000-0002-0475-4585, Chen, Song ORCID: 0000-0003-0726-7114, Schenkel, Christian and Hoecker, Ute ORCID: 0000-0002-5636-9777 (2021). Light-induced degradation of SPA2 via its N-terminal kinase domain is required for photomorphogenesis. Plant Physiol., 187 (1). S. 276 - 289. CARY: OXFORD UNIV PRESS INC. ISSN 1532-2548

Schwenk, Philipp, Sheerin, David J., Ponnu, Jathish ORCID: 0000-0002-3276-7068, Staudt, Anne-Marie ORCID: 0000-0002-7667-7769, Lesch, Klara L., Lichtenberg, Elisabeth, Medzihradszky, Katalin F., Hoecker, Ute ORCID: 0000-0002-5636-9777, Klement, Eva, Viczian, Andras and Hiltbrunner, Andreas (2021). Uncovering a novel function of the CCR4-NOT complex in phytochrome A-mediated light signalling in plants. eLife, 10. CAMBRIDGE: eLIFE SCIENCES PUBL LTD. ISSN 2050-084X

2020

Kahle, Nikolai, Sheerin, David J., Fischbach, Patrick, Koch, Leonie-Alexa, Schwenk, Philipp, Lambert, Dorothee, Rodriguez, Ryan, Kerner, Konstantin, Hoecker, Ute ORCID: 0000-0002-5636-9777, Zurbriggen, Matias D. ORCID: 0000-0002-3523-2907 and Hiltbrunner, Andreas (2020). COLD REGULATED 27 and 28 are targets of CONSTITUTIVELY PHOTOMORPHOGENIC 1 and negatively affect phytochrome B signalling. Plant J., 104 (4). S. 1038 - 1054. HOBOKEN: WILEY. ISSN 1365-313X

Pham, Vinh Ngoc ORCID: 0000-0001-6802-5827, Paik, Inyup, Hoecker, Ute ORCID: 0000-0002-5636-9777 and Huq, Enamul ORCID: 0000-0001-7692-5139 (2020). Genomic evidence revealsSPA-regulated developmental and metabolic pathways in dark-grownArabidopsisseedlings. Physiol. Plant., 169 (3). S. 380 - 397. HOBOKEN: WILEY. ISSN 1399-3054

2019

Artz, Oliver ORCID: 0000-0002-5708-1281, Dickopf, Stephen, Ranjan, Aashish ORCID: 0000-0003-3447-4442, Kreiss, Melanie, Abraham, Elena Theres, Boll, Vanessa, Rensing, Stefan A. and Hoecker, Ute ORCID: 0000-0002-5636-9777 (2019). Characterization of spa mutants in the moss Physcomitrella provides evidence for functional divergence of SPA genes during the evolution of land plants. New Phytol., 224 (4). S. 1613 - 1627. HOBOKEN: WILEY. ISSN 1469-8137

Ponnu, Jathish ORCID: 0000-0002-3276-7068, Riedel, Tabea, Penner, Eva, Schrader, Andrea ORCID: 0000-0002-3879-7057 and Hoecker, Ute ORCID: 0000-0002-5636-9777 (2019). Cryptochrome 2 competes with COP1 substrates to repress COP1 ubiquitin ligase activity during Arabidopsis photomorphogenesis. Proc. Natl. Acad. Sci. U. S. A., 116 (52). S. 27133 - 27142. WASHINGTON: NATL ACAD SCIENCES. ISSN 0027-8424

Sharma, Ashutosh ORCID: 0000-0002-9137-0888, Sharma, Bhavana, Hayes, Scott ORCID: 0000-0001-8943-6238, Kerner, Konstantin, Hoecker, Ute ORCID: 0000-0002-5636-9777, Jenkins, Gareth, I and Franklin, Keara A. (2019). UVR8 disrupts stabilisation of PIF5 by COP1 to inhibit plant stem elongation in sunlight. Nat. Commun., 10. LONDON: NATURE PUBLISHING GROUP. ISSN 2041-1723

2018

Bhatia, Chitra, Pandey, Ashutosh, Gaddam, Subhash Reddy, Hoecker, Ute ORCID: 0000-0002-5636-9777 and Trivedi, Prabodh Kumar (2018). Low Temperature-Enhanced Flavonol Synthesis Requires Light-Associated Regulatory Components in Arabidopsis thaliana. Plant Cell Physiol., 59 (10). S. 2099 - 2113. OXFORD: OXFORD UNIV PRESS. ISSN 1471-9053

Ordonez-Herrera, Natalia, Trimborn, Laura, Menje, Melanie, Henschel, Monique, Robers, Lennart, Kaufholdt, David ORCID: 0000-0001-7509-2833, Hansch, Robert, Adrian, Jessika, Ponnu, Jathish ORCID: 0000-0002-3276-7068 and Hoecker, Ute ORCID: 0000-0002-5636-9777 (2018). The Transcription Factor COL12 Is a Substrate of the COP1/SPA E3 Ligase and Regulates Flowering Time and Plant Architecture. Plant Physiol., 176 (2). S. 1327 - 1341. ROCKVILLE: AMER SOC PLANT BIOLOGISTS. ISSN 1532-2548

2017

Arthaut, Louis-David, Jourdan, Nathalie, Mteyrek, Ali, Procopio, Maria ORCID: 0000-0002-2521-3067, El-Esawi, Mohamed, d'Harlingue, Alain, Bouchet, Pierre-Etienne, Witczak, Jacques, Ritz, Thorsten ORCID: 0000-0002-2713-539X, Klarsfeld, Andre ORCID: 0000-0001-9293-4887, Birman, Serge, Usselman, Robert J., Hoecker, Ute ORCID: 0000-0002-5636-9777, Martino, Carlos F. and Ahmad, Margaret (2017). Blue-light induced accumulation of reactive oxygen species is a consequence of the Drosophila cryptochrome photocycle. PLoS One, 12 (3). SAN FRANCISCO: PUBLIC LIBRARY SCIENCE. ISSN 1932-6203

Balcerowicz, Martin ORCID: 0000-0001-9462-4436, Kerner, Konstantin, Schenkel, Christian and Hoecker, Ute ORCID: 0000-0002-5636-9777 (2017). SPA Proteins Affect the Subcellular Localization of COP1 in the COP1/SPA Ubiquitin Ligase Complex during Photomorphogenesis. Plant Physiol., 174 (3). S. 1314 - 1322. ROCKVILLE: AMER SOC PLANT BIOLOGISTS. ISSN 1532-2548

Hoecker, Ute ORCID: 0000-0002-5636-9777 (2017). The activities of the E3 ubiquitin ligase COP1/SPA, a key repressor in light signaling. Curr. Opin. Plant Biol., 37. S. 63 - 70. LONDON: CURRENT BIOLOGY LTD. ISSN 1879-0356

Holtkotte, Xu, Ponnu, Jathish ORCID: 0000-0002-3276-7068, Ahmad, Margaret and Hoecker, Ute ORCID: 0000-0002-5636-9777 (2017). The blue light-induced interaction of cryptochrome 1 with COP1 requires SPA proteins during Arabidopsis light signaling. PLoS Genet., 13 (10). SAN FRANCISCO: PUBLIC LIBRARY SCIENCE. ISSN 1553-7404

2016

Chen, Song ORCID: 0000-0003-0726-7114, Wirthmueller, Lennart ORCID: 0000-0003-0667-5343, Stauber, Johannes, Lory, Niels, Holtkotte, Xu, Leson, Lisa, Schenkel, Christian, Ahmad, Margaret and Hoecker, Ute ORCID: 0000-0002-5636-9777 (2016). The functional divergence between SPA1 and SPA2 in Arabidopsis photomorphogenesis maps primarily to the respective N-terminal kinase-like domain. BMC Plant Biol., 16. LONDON: BIOMED CENTRAL LTD. ISSN 1471-2229

Holtkotte, Xu, Dieterle, Stefan, Kokkelink, Leonie, Artz, Oliver, Leson, Lisa, Fittinghoff, Kirsten, Hayama, Ryosuke, Ahmad, Margaret and Hoecker, Ute ORCID: 0000-0002-5636-9777 (2016). Mutations in the N-terminal kinase-like domain of the repressor of photomorphogenesis SPA1 severely impair SPA1 function but not light responsiveness in Arabidopsis. Plant J., 88 (2). S. 205 - 219. HOBOKEN: WILEY-BLACKWELL. ISSN 1365-313X

Jaegle, Benjamin, Uroic, Miran Kalle, Holtkotte, Xu, Lucas, Christina, Termath, Andreas Ole, Schmalz, Hans-Guenther ORCID: 0000-0003-0489-1827, Bucher, Marcel ORCID: 0000-0003-1680-9413, Hoecker, Ute, Huelskamp, Martin and Schrader, Andrea ORCID: 0000-0002-3879-7057 (2016). A fast and simple LC-MS-based characterization of the flavonoid biosynthesis pathway for few seed(ling)s. BMC Plant Biol., 16. LONDON: BMC. ISSN 1471-2229

2015

Chen, Song ORCID: 0000-0003-0726-7114, Lory, Niels, Stauber, Johannes and Hoecker, Ute ORCID: 0000-0002-5636-9777 (2015). Photoreceptor Specificity in the Light-Induced and COP1-Mediated Rapid Degradation of the Repressor of Photomorphogenesis SPA2 in Arabidopsis. PLoS Genet., 11 (9). SAN FRANCISCO: PUBLIC LIBRARY SCIENCE. ISSN 1553-7404

Maier, Alexander and Hoecker, Ute ORCID: 0000-0002-5636-9777 (2015). COP1/SPA ubiquitin ligase complexes repress anthocyanin accumulation under low light and high light conditions. Plant Signal. Behav., 10 (1). PHILADELPHIA: TAYLOR & FRANCIS INC. ISSN 1559-2324

Ordonez-Herrera, Natalia, Fackendahl, Petra, Yu, Xu, Schaefer, Sabine, Koncz, Csaba and Hoecker, Ute ORCID: 0000-0002-5636-9777 (2015). A cop1 spa Mutant Deficient in COP1 and SPA Proteins Reveals Partial Co-Action of COP1 and SPA during Arabidopsis Post-Embryonic Development and Photomorphogenesis. Mol. Plant., 8 (3). S. 479 - 482. CAMBRIDGE: CELL PRESS. ISSN 1752-9867

Ordonez-Herrera, Natalia, Fackendahl, Petra, Yu, Xu, Schaefer, Sabine, Koncz, Csaba and Hoecker, Ute ORCID: 0000-0002-5636-9777 (2015). A cop1 spa Mutant Deficient in COP1 and SPA Proteins Reveals Partial Co-Action of COP1 and SPA during Arabidopsis Post-Embryonic Development and Photomorphogenesis. Mol. Plant., 8 (3). S. 479 - 482. CAMBRIDGE: CELL PRESS. ISSN 1752-9867

2014

Balcerowicz, Martin ORCID: 0000-0001-9462-4436 and Hoecker, Ute ORCID: 0000-0002-5636-9777 (2014). Auxin - a novel regulator of stomata differentiation. Trends Plant Sci., 19 (12). S. 747 - 750. LONDON: ELSEVIER SCIENCE LONDON. ISSN 1878-4372

Balcerowicz, Martin ORCID: 0000-0001-9462-4436, Ranjan, Aashish ORCID: 0000-0003-3447-4442, Rupprecht, Laura, Fiene, Gabriele and Hoecker, Ute ORCID: 0000-0002-5636-9777 (2014). Auxin represses stomatal development in dark-grown seedlings via Aux/IAA proteins. Development, 141 (16). S. 3165 - 3177. CAMBRIDGE: COMPANY BIOLOGISTS LTD. ISSN 1477-9129

Ranjan, Aashish ORCID: 0000-0003-3447-4442, Dickopf, Stephen, Ullrich, Kristian K., Rensing, Stefan A. and Hoecker, Ute (2014). Functional analysis of COP1 and SPA orthologs from Physcomitrella and rice during photomorphogenesis of transgenic Arabidopsis reveals distinct evolutionary conservation. BMC Plant Biol., 14. LONDON: BIOMED CENTRAL LTD. ISSN 1471-2229

2012

Rolauffs, Sebastian, Fackendahl, Petra, Sahm, Jan, Fiene, Gabriele and Hoecker, Ute (2012). Arabidopsis COP1 and SPA Genes Are Essential for Plant Elongation But Not for Acceleration of Flowering Time in Response to a Low Red Light to Far-Red Light Ratio. Plant Physiol., 160 (4). S. 2015 - 2028. ROCKVILLE: AMER SOC PLANT BIOLOGISTS. ISSN 0032-0889

2011

Nicholson, Scott J., Hoecker, Ute and Srivastava, Vibha ORCID: 0000-0002-3031-6984 (2011). A novel Phytochrome B allele in Arabidopsis thaliana exhibits partial mutant phenotype: a short deletion in N-terminal extension reduces Phytochrome B activity. Plant Growth Regul., 65 (1). S. 207 - 213. DORDRECHT: SPRINGER. ISSN 0167-6903