MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Hindbrain_E16.5_H3K27me3_55_69_0.508_0.003604657 letter-probability matrix: alength= 4 w= 9 nsites= 100 E= 1.0e-1 0.070301 0.883984 0.0 0.045715 0.015547 0.938755 0.045698 0.0 0.062745 0.0 0.0 0.937255 0.016713 0.955236 0.021212 0.006839 0.0 1.0 0.0 0.0 0.819225 0.048809 0.131966 0.0 0.0 0.641748 0.358252 0.0 0.109628 0.064507 0.825865 0.0 0.01195 0.769467 0.074587 0.143996