MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF E037_H3K27ac_74_219_0.543_1.550121e-162 letter-probability matrix: alength= 4 w= 12 nsites= 100 E= 1.0e-1 0.001 0.997 0.001 0.001 0.001 0.001 0.997 0.001 0.001 0.997 0.001 0.001 0.001 0.799 0.199 0.001 0.227 0.001 0.112 0.66 0.001 0.001 0.001 0.997 0.997 0.001 0.001 0.001 0.001 0.001 0.001 0.997 0.001 0.997 0.001 0.001 0.001 0.337 0.227 0.435 0.12 0.253 0.466 0.161 0.084 0.389 0.133 0.394