MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Hindbrain_E16.5_H3K9ac_51_64_0.568_2.127719e-155 letter-probability matrix: alength= 4 w= 9 nsites= 100 E= 1.0e-1 0.843522 0.051008 0.065464 0.040007 0.037848 0.922255 0.039897 0.0 0.052007 0.805059 0.026763 0.116171 0.0 0.033279 0.966721 0.0 0.031281 0.492325 0.0 0.476395 0.0 0.044954 0.955046 0.0 0.2632 0.0 0.725111 0.011689 0.035843 0.046288 0.885415 0.032454 0.147297 0.675209 0.109174 0.068321