MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Limb_E15.5_H3K4me3_62_164_0.583_2.050882e-127 letter-probability matrix: alength= 4 w= 12 nsites= 100 E= 1.0e-1 0.001 0.001 0.001 0.997 0.997 0.001 0.001 0.001 0.997 0.001 0.001 0.001 0.997 0.001 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 0.001 0.997 0.001 0.001 0.001 0.997 0.001 0.001 0.001 0.997 0.001 0.001 0.001 0.001 0.997 0.001 0.001 0.001 0.163 0.835 0.001