MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF E033_H3K27me3_11_200_0.512_1.405920e-174 letter-probability matrix: alength= 4 w= 12 nsites= 100 E= 1.0e-1 0.146 0.283 0.53 0.041 0.125 0.241 0.567 0.067 0.001 0.997 0.001 0.001 0.001 0.001 0.997 0.001 0.001 0.997 0.001 0.001 0.011 0.001 0.987 0.001 0.001 0.001 0.993 0.005 0.556 0.437 0.001 0.006 0.011 0.001 0.982 0.006 0.346 0.652 0.001 0.001 0.227 0.227 0.417 0.129 0.094 0.188 0.642 0.076