MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF E037_H3K27me3_58_219_0.511_4.796692e-13 letter-probability matrix: alength= 4 w= 12 nsites= 100 E= 1.0e-1 0.001 0.997 0.001 0.001 0.001 0.758 0.001 0.24 0.035 0.963 0.001 0.001 0.001 0.251 0.001 0.747 0.001 0.54 0.007 0.452 0.001 0.001 0.001 0.997 0.001 0.788 0.069 0.142 0.001 0.001 0.001 0.997 0.001 0.967 0.001 0.031 0.045 0.001 0.032 0.922 0.001 0.845 0.033 0.121 0.128 0.001 0.498 0.372