Distribution of TF families identified in the SG.

(A) The pipeline of TF identification and analysis. (B) DBD families of TFs in the SG. The x-axis presents the TF family type, and the y-axis presents the number of TFs. The capital letter “A” indicates that the DBD families contain only two TFs, including CP2, DM, E2F, RHD, SF-like, TSC22, and zf-LITAF-like. “B” represents DBD families with only one TF, including AF-4, CBF, COE, CSL, CUT, DACH, ESR-like, GCM, GCNF-like, HPD, HSF, HTH, Miscellaneous, NDT80/PhoG, NF-YB, NGFIB-like, Nrf1, PC4, RFX, Runt, SAND, SRF, TEA, Tub, zf-BED, zf-C2HC, zf-CCCH, and zf-MIZ, etc.