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_H3K27me3_46_176_0.508_1.047804e-05 letter-probability matrix: alength= 4 w= 12 nsites= 100 E= 1.0e-1 0.7 0.1 0.1 0.1 0.1 0.1 0.1 0.7 0.7 0.1 0.1 0.1 0.1 0.1 0.7 0.1 0.7 0.1 0.1 0.1 0.1 0.1 0.7 0.1 0.1 0.1 0.1 0.7 0.1 0.1 0.7 0.1 0.7 0.1 0.1 0.1 0.7 0.1 0.1 0.1 0.1 0.1 0.1 0.7 0.7 0.1 0.1 0.1