This article has been accepted for publication and undergone full peer review but has not been through the copyediting, typesetting, pagination and proofreading process, which may lead to differences between this version and the Version of Record. Please cite this article as doi: 10.1111/NPH.17116 This article is protected by copyright. All rights reserved DR ARMIN DJAMEI (Orcid ID : 0000-0002-8087-9566) PROF. IVO FEUSSNER (Orcid ID : 0000-0002-9888-7003) Article type : Regular Manuscript Ustilago maydis effector Jsi1 interacts with Topless corepressor, hijacking plant JA/ET signaling Martin Darino* 1 , Khong-Sam Chia* 2 , Joana Marques 1 , David Aleksza 3 , Luz Mayela Soto Jiménez 1 , Indira Saado 2 , Simon Uhse 1 , Michael Borg 1 , Ruben Betz 2 , Janos Bindics 1,4 , Krzysztof Zienkiewicz 5,6 , Ivo Feussner 5,6 , Yohann Petit-Houdenot 7,8 and Armin Djamei 1,2,9# 1 Gregor Mendel Institute of Molecular Plant Biology (GMI), Austrian Academy of Sciences (OEAW), Vienna BioCenter (VBC), Vienna, 1030, Austria. 2 The Leibniz Institute of Plant Genetics and Crop Plant Research (IPK), OT Gatersleben, 06466, Germany. 3 University of Natural Resources and Life Sciences (BOKU), Vienna, 1180, Austria. 4 Institute of Molecular Biotechnology (IMBA), Vienna BioCenter (VBC), Vienna, 1030, Austria. 5 Service Unit for Metabolomics and Lipidomics, Goettingen Center for Molecular Biosciences (GZMB), University of Goettingen, Goettingen, D-37077, Germany. 6 Department of Plant Biochemistry, Albrecht von Haller Institute and Göttingen Center for Molecular Biosciences (GZMB), University of Göttingen, Göttingen, D-37077, Germany. 7 UMR BIOGER, INRA, AgroParisTech, Université Paris-Saclay, 78850, Thiverval-Grignon, France. 8 The Sainsbury Laboratory, University of East Anglia, Norwich Research Park, NR4 7UK, U.K. Accepted Article