Other examples include an 820 kb deletion in 17q23.3 in MCF7 and BT474 that contains the TRIM37, GDPD1, YPEL2, DHX40, and CLTC genes, and a 4 Mb deletion of gene-rich region in 10q11.22-10q11.23 in BT474 and a primary breast tumor (CHORI514; see Additional data file 1 [Table S6] and Additional data file 2 [Figure S3]). Here, DHX40 is linked to breast neoplasm.