Fayin He

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1. Introduction The sweet tea tree, Cyclocarya paliurus (Batal.) Iljinskaja, is a deciduous tree native to China [1,2,3]. It belongs to the Juglandaceae family, which also includes walnuts and pecans [4]. This tree is predominantly found in the central and southern regions of China, particularly in the provinces of Hubei, Hunan, and Guizhou [5]. Cyclocarya paliurus (C.

1. Introduction WRKY transcription factors (TFs) are a unique class of proteins commonly present in higher plants and throughout the entire green lineage. These proteins are characterized by a distinct 60-amino acid WRKY domain, which encompasses a highly conserved WRKYGQK sequence and a zinc finger motif, enabling them to bind robustly to W-box cis-elements [1,2,3].