MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Heart_E12.5_H3K9ac_42_70_0.552_4.551584e-128 letter-probability matrix: alength= 4 w= 9 nsites= 100 E= 1.0e-1 0.295934 0.163634 0.0 0.540432 0.0 0.082419 0.917581 0.0 0.009099 0.937093 0.034543 0.019264 0.04312 0.0 0.845736 0.111144 0.073189 0.096019 0.793142 0.037651 0.014788 0.577547 0.03737 0.370295 0.016435 0.017309 0.005067 0.961188 0.0 0.976165 0.008837 0.014998 0.351157 0.639852 0.0 0.008991