Endogenous mouse peak plots. Peak read density plots for controls and test samples at various endogenous genomic positions. (A) Myh6 promoter region in chromosome 14 shows increased signal for GMO sample 2. (B) Exons 4 and 5 in Gnaq gene show no distinct variation for any sample tested; (C) Tyro minigene and Tyro enhancer region show increased signal for GMO sample 3; and (D) Protamine promoter region shows increased signal for sample 3.