MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Heart_E13.5_H3K4me2_51_167_0.551_2.53487e-145 letter-probability matrix: alength= 4 w= 12 nsites= 100 E= 1.0e-1 0.1 0.1 0.7 0.1 0.1 0.7 0.1 0.1 0.1 0.1 0.1 0.7 0.1 0.1 0.7 0.1 0.7 0.1 0.1 0.1 0.1 0.1 0.1 0.7 0.7 0.1 0.1 0.1 0.7 0.1 0.1 0.1 0.7 0.1 0.1 0.1 0.7 0.1 0.1 0.1 0.1 0.7 0.1 0.1 0.1 0.1 0.7 0.1