ASXL2 and cancer: Indeed, germ-line de novo truncating variants in human ASXL1, ASXL2, and ASXL3 cause the congenital and developmental disorders Bohring-Opitz, Shashi-Pena, and Bainbridge-Ropers syndromes [34], respectively, and somatic mutations of ASXL1, ASXL2, and ASXL3 occur in solid and hematologic malignancies [22, 35–37].