The Ubiquitin-like protein FAT10, also known as Ubiquitin D (UBD) or Human Leukocyte Antigen (HLA)-F adjacent transcript 10 (FAT10), is a member of the Ubiquitin-like proteins (UBLs) modifier proteins.There are more than 12 identified UBLs including FAT10, SUMOs, NEDD8, ISG15, UFM1, URM1, ATG12,...