MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF E087_H3K27ac_70_223_0.510_2.054560e-16 letter-probability matrix: alength= 4 w= 8 nsites= 100 E= 1.0e-1 0.001 0.172 0.388 0.439 0.433 0.001 0.001 0.565 0.997 0.001 0.001 0.001 0.997 0.001 0.001 0.001 0.001 0.56 0.224 0.215 0.001 0.997 0.001 0.001 0.997 0.001 0.001 0.001 0.001 0.001 0.997 0.001