MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Forebrain_E13.5_H3K4me1_17_164_0.545_8.192955e-165 letter-probability matrix: alength= 4 w= 12 nsites= 100 E= 1.0e-1 0.085 0.001 0.001 0.913 0.666 0.001 0.001 0.332 0.997 0.001 0.001 0.001 0.997 0.001 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 0.997 0.001 0.001 0.001 0.001 0.001 0.997 0.001 0.001 0.997 0.001 0.001 0.446 0.001 0.552 0.001 0.001 0.001 0.997