MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF E008_H3K27ac_56_203_0.515_4.214761e-18 letter-probability matrix: alength= 4 w= 12 nsites= 100 E= 1.0e-1 0.001 0.997 0.001 0.001 0.06 0.34 0.001 0.599 0.138 0.001 0.86 0.001 0.997 0.001 0.001 0.001 0.001 0.001 0.997 0.001 0.001 0.86 0.001 0.138 0.86 0.001 0.138 0.001 0.001 0.997 0.001 0.001 0.001 0.997 0.001 0.001 0.138 0.001 0.001 0.86 0.001 0.895 0.001 0.103 0.001 0.001 0.997 0.001