MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF E063_H3K27ac_86_138_0.509_7.366829e-17 letter-probability matrix: alength= 4 w= 10 nsites= 100 E= 1.0e-1 0.087951 0.785927 0.036273 0.08985 0.24273 0.054412 0.619498 0.083359 0.0 0.932887 0.058949 0.008164 0.0 0.054987 0.0 0.945013 0.0 0.051575 0.948425 0.0 0.149125 0.0 0.839078 0.011797 0.028458 0.944787 0.023383 0.003373 0.104055 0.832963 0.023929 0.039052 0.424734 0.026485 0.476586 0.072196 0.0 0.0 0.902976 0.097024 MOTIF E128_H3K27ac_76_68_0.510_3.927139e-55 letter-probability matrix: alength= 4 w= 9 nsites= 100 E= 1.0e-1 0.032877 0.878142 0.0 0.088981 0.319353 0.03599 0.636017 0.008641 0.012527 0.897115 0.090358 0.0 0.108065 0.047023 0.0 0.844912 0.0 0.059043 0.940957 0.0 0.018648 0.01449 0.801598 0.165264 0.223099 0.760492 0.016409 0.0 0.03431 0.681731 0.024234 0.259725 0.0 0.095587 0.904413 0.0