Additional supporting information may be found in the online version of this article: Genome-wide fractionation and identification of WRKY transcription factors in Chinese Cabbage (Brassica rapa ssp. pekinensis) reveal colinearity and their expression patterns under abiotic and biotic stresses Jun Tang1, XI-Lin Hou1*, Feng Wang1, Zhen Wang1 and Zhi-Nan Huang1 State Key Laboratory of Crop Genetics and Germplasm Enhancement, College of Horticulture, Nanjing Agricultural University, Nanjing 210095, China 1 *To whom correspondence should be addressed. College of Horticulture, Nanjing Agricultural University 1 Weigang, Nanjing 210095, China Tel: +86-025-84395917 Fax: +86-025-84395266 E-mail: hxl@njau.edu.cn Supplementary data legends Supplementary Table 1 Identification of WRKY TF genes in Chinese cabbage. Supplementary Table 2 RNA-seq data of BrWRKYs in roots, stems and leaves. Supplementary Table 3 Primers for quantitative PCR of BrWRKYs. Supplementary Table 4 List of collinear genes in Chinese cabbage. Supplementary Table 5 List of tandem duplicated gene pairs in Chinese cabbage. Supplementary Fig. 1 Alignment of WRKY domains of the WRKY superfamily in Chinese cabbage. Conserved amino acid residues of WRKY domains are shown in gray. Supplementary Fig. 2 Phylogenetic relationship of WRKY gene family in Chinese cabbage and Arabidopsis. (a) Phylogenetic relationship of WRKY domains across Chinese cabbage based on multiple sequence alignment of 145 full-length BrWRKY domains. (b) Phylogenetic relationship of WRKY domains across Arabidopsis and Chinese cabbage based on multiple sequence alignment of all of WRKY domains among Arabidopsis and Chinese cabbage.