MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Midbrain_P0_H3K4me2_13_154_0.658_1.729363e-317 letter-probability matrix: alength= 4 w= 12 nsites= 100 E= 1.0e-1 0.03 0.24 0.508 0.222 0.071 0.19 0.543 0.196 0.997 0.001 0.001 0.001 0.001 0.001 0.997 0.001 0.001 0.997 0.001 0.001 0.001 0.001 0.997 0.001 0.001 0.997 0.001 0.001 0.001 0.001 0.997 0.001 0.001 0.001 0.939 0.059 0.997 0.001 0.001 0.001 0.16 0.372 0.363 0.105 0.279 0.039 0.144 0.538