MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF E031_H3K27me3_12_42_0.521_4.404477e-26 letter-probability matrix: alength= 4 w= 10 nsites= 100 E= 1.0e-1 0.254868 0.022113 0.69699 0.026029 0.047333 0.893195 0.03022 0.029252 0.025679 0.104881 0.859278 0.010162 0.032017 0.201748 0.689784 0.076451 0.788835 0.039994 0.120063 0.051108 0.143434 0.710969 0.089979 0.055618 0.085697 0.052559 0.032037 0.829707 0.039439 0.851575 0.026889 0.082097 0.006572 0.576885 0.327283 0.08926 0.15668 0.453548 0.389771 0.0