MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Forebrain_E11.5_H3K27me3_45_105_0.510_6.944016e-15 letter-probability matrix: alength= 4 w= 9 nsites= 100 E= 1.0e-1 0.546289 0.088101 0.365611 0.0 0.059522 0.820918 0.117311 0.002249 0.016589 0.940514 0.005356 0.037541 0.972428 0.017643 0.009929 0.0 0.0 0.415607 0.573746 0.010647 0.001714 0.004385 0.993901 0.0 0.05181 0.019559 0.073301 0.85533 0.135958 0.033412 0.83063 0.0 0.786798 0.051043 0.0 0.162158