MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Hindbrain_E12.5_H3K27ac_25_168_0.544_8.469517e-75 letter-probability matrix: alength= 4 w= 8 nsites= 100 E= 1.0e-1 0.107 0.557 0.222 0.114 0.001 0.001 0.85 0.148 0.071 0.001 0.927 0.001 0.997 0.001 0.001 0.001 0.997 0.001 0.001 0.001 0.87 0.001 0.067 0.062 0.001 0.057 0.111 0.831 0.63 0.002 0.332 0.036 MOTIF Heart_E16.5_H3K4me1_12_166_0.533_4.985058e-101 letter-probability matrix: alength= 4 w= 8 nsites= 100 E= 1.0e-1 0.001 0.12 0.001 0.878 0.997 0.001 0.001 0.001 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 0.997 0.001 0.001 0.001 0.997 0.001 0.001 0.001 0.001 0.997 0.001