CCDC26 and acute myeloid leukemia: For example, CCDC26 is a lincRNA locus located approximately 1.94 Mb upstream of the MYC gene promoter and was expressed exclusively in K562 cells (RPKM > 1) (Fig. 5D), and several studies have suggested that it is related to Acute Myeloid Leukemia (AML)58, 59.