MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Midbrain_P0_H3K9me3_51_138_0.520_1.506141e-07 letter-probability matrix: alength= 4 w= 9 nsites= 100 E= 1.0e-1 0.783255 0.0 0.216745 0.0 0.0 0.03514 0.0 0.96486 0.935339 0.064661 0.0 0.0 0.084766 0.084809 0.120152 0.710273 0.895904 0.031298 0.068543 0.004255 0.915822 0.008542 0.075636 0.0 0.0 0.007589 0.992411 0.0 0.854481 0.082238 0.052495 0.010787 0.949422 0.010373 0.040205 0.0