MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Hindbrain_E14.5_H3K9ac_66_60_0.550_1.904292e-143 letter-probability matrix: alength= 4 w= 9 nsites= 100 E= 1.0e-1 0.216705 0.0 0.0 0.783295 0.004045 0.885225 0.11073 0.0 0.097251 0.026883 0.013023 0.862843 0.007661 0.023608 0.968731 0.0 0.157322 0.779128 0.0 0.06355 0.051343 0.013514 0.92641 0.008733 0.015079 0.902791 0.0 0.08213 0.042571 0.389153 0.555249 0.013027 0.192167 0.0 0.091251 0.716582 MOTIF Forebrain_E12.5_H3K9ac_55_70_0.550_2.412042e-89 letter-probability matrix: alength= 4 w= 9 nsites= 100 E= 1.0e-1 1.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0 0.039408 0.288298 0.604976 0.067317 0.242145 0.0 0.696565 0.06129 0.0 0.886966 0.081247 0.031787 0.008154 0.0 0.991846 0.0 0.004689 0.88451 0.103083 0.007718 0.901677 0.0 0.08756 0.010763 0.0 0.187945 0.812055 0.0 MOTIF Midbrain_E14.5_H3K9ac_48_68_0.573_5.467347e-243 letter-probability matrix: alength= 4 w= 9 nsites= 100 E= 1.0e-1 0.796363 0.0 0.203637 0.0 0.908598 0.065204 0.0 0.026198 0.0 0.487953 0.413936 0.098111 0.222893 0.0 0.754829 0.022278 0.0 0.926856 0.0 0.073144 0.038619 0.028396 0.927996 0.004989 0.0 0.967628 0.032372 0.0 0.850557 0.022243 0.055233 0.071967 0.0 0.012683 0.987317 0.0