MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF E105_H3K27ac_88_224_0.500_6.888384e-08 letter-probability matrix: alength= 4 w= 12 nsites= 100 E= 1.0e-1 0.997 0.001 0.001 0.001 0.001 0.001 0.997 0.001 0.001 0.997 0.001 0.001 0.499 0.049 0.258 0.194 0.001 0.001 0.997 0.001 0.001 0.997 0.001 0.001 0.001 0.001 0.001 0.997 0.001 0.001 0.997 0.001 0.001 0.997 0.001 0.001 0.001 0.997 0.001 0.001 0.335 0.034 0.58 0.051 0.997 0.001 0.001 0.001