MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Hindbrain_P0_H3K4me1_69_97_0.509_2.574819e-13 letter-probability matrix: alength= 4 w= 10 nsites= 100 E= 1.0e-1 0.0 1.0 0.0 0.0 0.946499 0.0 0.053501 0.0 0.033328 0.121664 0.845009 0.0 0.311751 0.0 0.688249 0.0 0.011196 0.031618 0.062569 0.894617 0.007026 0.079745 0.8512 0.062028 0.171226 0.0 0.828774 0.0 0.0 0.920959 0.079041 0.0 0.099807 0.861456 0.038737 0.0 0.95982 0.0 0.04018 0.0