MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Forebrain_E12.5_H3K4me2_42_54_0.606_2.30699e-319 letter-probability matrix: alength= 4 w= 9 nsites= 100 E= 1.0e-1 0.208996 0.536142 0.069 0.185862 0.0 0.918679 0.081321 0.0 0.080861 0.914251 0.0 0.004888 0.0 0.241395 0.758605 0.0 0.372693 0.038655 0.580142 0.008511 0.0 0.0 1.0 0.0 0.918932 0.0 0.0 0.081068 0.0 0.922773 0.0 0.077227 0.0 0.0 0.928135 0.071865