MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Forebrain_E15.5_H3K27ac_29_165_0.540_7.822909e-76 letter-probability matrix: alength= 4 w= 8 nsites= 100 E= 1.0e-1 0.001 0.017 0.001 0.981 0.001 0.001 0.997 0.001 0.101 0.693 0.123 0.083 0.109 0.727 0.017 0.147 0.87 0.001 0.024 0.105 0.091 0.001 0.045 0.863 0.001 0.045 0.001 0.953 0.001 0.001 0.001 0.997 MOTIF Forebrain_P0_H3K4me1_68_142_0.513_1.129668e-12 letter-probability matrix: alength= 4 w= 10 nsites= 100 E= 1.0e-1 0.866215 0.026505 0.014109 0.093172 0.590089 0.0 0.409911 0.0 0.97745 0.0 0.02255 0.0 0.111254 0.004994 0.040039 0.843712 0.047719 0.143566 0.808715 0.0 0.107991 0.044546 0.759016 0.088447 0.0 0.973485 0.026515 0.0 0.901409 0.015796 0.035677 0.047117 0.0 0.025622 0.963456 0.010922 0.147883 0.171785 0.522411 0.157921