MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF E099_H3K27me3_25_203_0.507_2.428830e-43 letter-probability matrix: alength= 4 w= 12 nsites= 100 E= 1.0e-1 0.001 0.419 0.243 0.338 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 0.997 0.001 0.001 0.001 0.997 0.001 0.001 0.001 0.001 0.997 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 0.001 0.001 0.997 0.001 0.243 0.364 0.393 0.001