Based on the analysis of the targeted sequencing data of MDS, 17 candidate genes (DNMT3A, GATA1, GATA2, TP53, RUNX1, KRAS, NRAS, SRSF2, TET2, IDH1, IDH2, ETV6, EZH2, BCOR, PTPN11, STAG2, U2AF1) were identified. Here, U2AF1 is linked to myelodysplastic syndrome.