RNA-seq read-coverage of ABCB7 and MAP3K7 visualized by IGV revealed previously reported AS events in some SF3B1MUT-MDS patients (Fig. 7b, c), although the incidence of A3SS between exons 8 and 9 of ABCB7 seemed very low. The gene discussed is ABCB7; the disease is myelodysplastic syndrome.