MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF E113_H3K27me3_52_147_0.511_1.556177e-07 letter-probability matrix: alength= 4 w= 9 nsites= 100 E= 1.0e-1 0.321692 0.107232 0.0 0.571075 0.0 0.0 1.0 0.0 0.0 0.323559 0.676441 0.0 0.874769 0.001282 0.085433 0.038516 0.87675 0.108567 0.0 0.014682 0.661623 0.331613 0.0 0.006763 0.0 0.031539 0.958078 0.010382 0.563665 0.309613 0.037241 0.089482 0.0 0.015072 0.984928 0.0