MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Neural-Tube_E12.5_H3K4me2_45_173_0.585_2.641769e-319 letter-probability matrix: alength= 4 w= 12 nsites= 100 E= 1.0e-1 0.315 0.363 0.306 0.017 0.264 0.371 0.275 0.09 0.082 0.217 0.589 0.112 0.001 0.647 0.351 0.001 0.389 0.609 0.001 0.001 0.235 0.141 0.339 0.285 0.001 0.354 0.644 0.001 0.186 0.627 0.186 0.001 0.114 0.066 0.819 0.001 0.001 0.997 0.001 0.001 0.997 0.001 0.001 0.001 0.001 0.001 0.997 0.001