15q11q13 copy number variation
Lee D, Tomita S, Kirino Y, Suzuki T. Regulation of X11L-dependent Amyloid Precursor Protein Metabolism by XB51, a Novel X11L-binding Protein. Journal of Biological Chemistry. 2000 Jul;275(30):23134–8. doi: 10.1074/jbc.c000302200.