MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF E038_H3K27ac_59_60_0.525_9.256046e-46 letter-probability matrix: alength= 4 w= 12 nsites= 100 E= 1.0e-1 0.379231 0.237986 0.163318 0.219465 0.02184 0.734433 0.01668 0.227047 0.005409 0.78652 0.208071 0.0 0.048223 0.0 0.008298 0.943479 0.025508 0.058842 0.91565 0.0 0.055937 0.902335 0.024422 0.017306 0.019875 0.00628 0.888012 0.085834 0.117448 0.096049 0.0 0.786503 0.005936 0.888763 0.031401 0.0739 0.191378 0.730154 0.037531 0.040938 0.056656 0.094897 0.421541 0.426907 0.0 0.509504 0.490496 0.0