MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Heart_P0_H3K27ac_81_62_0.508_2.208558e-09 letter-probability matrix: alength= 4 w= 12 nsites= 100 E= 1.0e-1 0.0 0.933093 0.036862 0.030045 0.00743 0.0 0.038876 0.953695 0.0 0.856794 0.114964 0.028241 0.036626 0.912884 0.042011 0.008479 0.032795 0.881533 0.016639 0.069033 0.449598 0.495074 0.013809 0.041519 0.015517 0.597367 0.015528 0.371589 0.057297 0.0 0.07083 0.871873 0.0 0.969477 0.023738 0.006785 0.078939 0.0 0.696977 0.224084 0.0 0.050997 0.949003 0.0 0.0 0.956111 0.043889 0.0