Additional file 1 of Conserved paradoxical relationships among the evolutionary, structural and expressional features of KRAB zinc-finger proteins reveal their special functional characteristics

Additional file 1: Figure S1. The schematic diagram of the domain architecture of KZFP and the key amino acids in zinc finger binding to DNA. Figure S2. The SDR values of KRAB domains with different gene age grades in 7 mammals. Figure S3. The expression pattern of KZFP genes with different zinc finger divergence time grades. Figure S4. The expression pattern of KZFP genes in 7 mammals. Figure S5. The highly expressed KZFP genes in human. Figure S6. The expressional and functional characteristics of the co-expression modules containing old-zinc-finger-containing KZFPs. Figure S7. The PPIs of young- or old-zinc-finger-containing KZFPs. Figure S8. The SDR values and interactors of ZKSCAN3, ZNF287 and ZNF90. Figure S9. The WGCNA parameter for early development dataset (A) and brain development dataset (B).