MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Lung_P0_H3K27ac_27_158_0.537_5.174813e-42 letter-probability matrix: alength= 4 w= 12 nsites= 100 E= 1.0e-1 0.682 0.316 0.001 0.001 0.997 0.001 0.001 0.001 0.853 0.001 0.145 0.001 0.15 0.001 0.848 0.001 0.001 0.001 0.997 0.001 0.997 0.001 0.001 0.001 0.997 0.001 0.001 0.001 0.997 0.001 0.001 0.001 0.001 0.997 0.001 0.001 0.246 0.001 0.752 0.001 0.001 0.001 0.832 0.166 0.001 0.997 0.001 0.001