MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Heart_E15.5_H3K9ac_53_57_0.579_2.869878e-173 letter-probability matrix: alength= 4 w= 11 nsites= 100 E= 1.0e-1 0.0 0.665439 0.334561 0.0 0.623093 0.300311 0.0 0.076596 0.018924 0.058385 0.877454 0.045237 0.145705 0.800303 0.053992 0.0 0.223531 0.063785 0.042976 0.669707 0.0 0.966182 0.027485 0.006333 0.028866 0.017147 0.873053 0.080933 0.003441 0.775549 0.212295 0.008715 0.042742 0.078076 0.063899 0.815283 0.0 0.955756 0.031757 0.012486 0.113427 0.637496 0.032774 0.216302