UBL4A and familial pancreatic carcinoma: To explore whether the UBL4A inhibition of pancreatic cancer proliferation and metastasis was associated with autophagy suppression, EdU retention assays (Additional file 6: Figure S3a-c), transwell assays (Fig. 3e-g, Additional file 6: Figure S3d-f) and wound-healing assays (Fig. 3h-j, Additional file 6: FigureS3 g-i) were carried out.