MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF E104_H3K27ac_76_35_0.502_2.162985e-20 letter-probability matrix: alength= 4 w= 9 nsites= 100 E= 1.0e-1 0.076117 0.0 0.923883 0.0 0.051175 0.0 0.852674 0.096151 0.0 0.04646 0.946981 0.006559 0.0 1.0 0.0 0.0 0.0 0.202348 0.748432 0.04922 0.0 0.097296 0.0 0.902704 0.0 0.929521 0.070479 0.0 0.169953 0.804549 0.025498 0.0 0.0 0.988893 0.0 0.011107