MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF E007_H3K27ac_19_36_0.570_6.791887e-114 letter-probability matrix: alength= 4 w= 9 nsites= 100 E= 1.0e-1 0.004986 0.823128 0.0 0.171887 0.136832 0.031941 0.831228 0.0 0.00619 0.889877 0.041823 0.062109 0.62264 0.045736 0.01815 0.313473 0.006973 0.007248 0.976112 0.009668 0.092678 0.061764 0.038517 0.807041 0.004995 0.89671 0.098295 0.0 0.071562 0.053106 0.75863 0.116702 0.0 0.924363 0.02487 0.050767