MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Forebrain_E15.5_H3K4me3_41_99_0.639_3.40723e-313 letter-probability matrix: alength= 4 w= 9 nsites= 100 E= 1.0e-1 0.238708 0.062077 0.08373 0.615485 0.0 0.477533 0.470516 0.051952 0.057941 0.044225 0.084352 0.813482 0.095819 0.054267 0.109622 0.740291 0.0 0.967888 0.0 0.032112 0.023135 0.009484 0.061685 0.905696 0.002284 0.981526 0.01619 0.0 0.0 0.987406 0.0 0.012594 0.004685 0.008871 0.986444 0.0 MOTIF Neural-Tube_E15.5_H3K9ac_82_105_0.541_2.29219e-44 letter-probability matrix: alength= 4 w= 10 nsites= 100 E= 1.0e-1 0.091016 0.0 0.908984 0.0 0.033072 0.002336 0.960939 0.003654 0.332926 0.658249 0.008825 0.0 0.03677 0.022587 0.940643 0.0 0.010959 0.036424 0.952617 0.0 0.793738 0.047113 0.045463 0.113686 0.03685 0.0 0.938509 0.024641 0.934702 0.009176 0.0191 0.037022 0.812499 0.081067 0.0 0.106435 0.042629 0.659225 0.298146 0.0