MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF E015_H3K27ac_80_222_0.512_2.863059e-38 letter-probability matrix: alength= 4 w= 10 nsites= 100 E= 1.0e-1 0.001 0.001 0.997 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 0.001 0.997 0.001 0.001 0.001 0.868 0.13 0.001 0.997 0.001 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