MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Forebrain_P0_H3K9me3_66_178_0.518_6.985645e-07 letter-probability matrix: alength= 4 w= 8 nsites= 100 E= 1.0e-1 0.001 0.997 0.001 0.001 0.001 0.001 0.001 0.997 0.997 0.001 0.001 0.001 0.997 0.001 0.001 0.001 0.001 0.001 0.001 0.997 0.001 0.997 0.001 0.001 0.001 0.96 0.001 0.038 0.871 0.001 0.001 0.127