EMS assays for the rs10975641 SNP. Nuclear extract was prepared from three human brain-derived cell lines, glioblastoma U-87 MG, U-138 MG and U251 cell lines, as well as non-brain derived cell lines, human embryonic kidney 293T, HepG2 hepatocellular carcinoma cells and a pool of lymphoblastoid cells, and were used to perform EMS assays.