In another study of pancreatic ductal adenocarcinoma, lysine demethylase 2 (KDM2B) suppressed the expression of MOB1 by its binding to the promoter region of MOB1, then YAP‐mediated transcription promoted the invasion, migration and proliferation of cancer cells.37 This evidence concerns the gene YAP1 and pancreatic ductal adenocarcinoma.