MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Midbrain_E16.5_H3K27me3_47_105_0.510_3.894387e-10 letter-probability matrix: alength= 4 w= 9 nsites= 100 E= 1.0e-1 0.126901 0.041269 0.752787 0.079044 0.109296 0.700664 0.107537 0.082503 0.0 0.991377 0.0 0.008623 0.859013 0.039572 0.008621 0.092793 0.017606 0.04295 0.899825 0.039619 0.827533 0.043343 0.009956 0.119168 0.037948 0.012451 0.940508 0.009093 0.15929 0.624552 0.168243 0.047915 0.003745 0.705937 0.028653 0.261665 MOTIF Limb_E11.5_H3K9ac_90_114_0.503_3.031731e-20 letter-probability matrix: alength= 4 w= 9 nsites= 100 E= 1.0e-1 0.121956 0.073353 0.777873 0.026818 0.040086 0.931766 0.009446 0.018702 0.039333 0.02779 0.027912 0.904965 0.0 0.893771 0.09759 0.008639 0.022447 0.028018 0.022916 0.926619 0.063043 0.044118 0.878164 0.014676 0.060648 0.03218 0.638198 0.268974 0.185343 0.676536 0.119112 0.019009 0.029206 0.899499 0.071295 0.0