MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF E066_H3K27ac_55_114_0.538_6.995769e-281 letter-probability matrix: alength= 4 w= 8 nsites= 100 E= 1.0e-1 0.297329 0.0 0.287265 0.415407 0.0 1.0 0.0 0.0 0.97168 0.0 0.02832 0.0 0.0 0.279488 0.046544 0.673969 0.01173 0.0 0.98827 0.0 0.138452 0.835352 0.0 0.026196 0.0 0.0 0.967222 0.032778 0.0 0.639351 0.047554 0.313095