MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Neural-Tube_E13.5_H3K9me3_106_173_0.511_5.65048e-06 letter-probability matrix: alength= 4 w= 12 nsites= 100 E= 1.0e-1 0.636 0.001 0.362 0.001 0.001 0.001 0.997 0.001 0.001 0.001 0.997 0.001 0.001 0.997 0.001 0.001 0.001 0.001 0.001 0.997 0.001 0.001 0.001 0.997 0.362 0.001 0.001 0.636 0.997 0.001 0.001 0.001 0.001 0.997 0.001 0.001 0.726 0.272 0.001 0.001 0.843 0.001 0.155 0.001 0.001 0.997 0.001 0.001