MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Heart_E16.5_H3K27me3_67_178_0.503_0.01040835 letter-probability matrix: alength= 4 w= 12 nsites= 100 E= 1.0e-1 0.264 0.001 0.734 0.001 0.001 0.001 0.997 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 0.001 0.997 0.001 0.001 0.132 0.001 0.866 0.001 0.001 0.001 0.001 0.997 0.001 0.294 0.411 0.294 0.001 0.001 0.997 0.001