MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Midbrain_P0_H3K27ac_60_73_0.530_1.798259e-44 letter-probability matrix: alength= 4 w= 10 nsites= 100 E= 1.0e-1 0.891328 0.0 0.108672 0.0 0.613936 0.354858 0.0 0.031206 0.530212 0.155692 0.29448 0.019616 0.006222 0.946616 0.047162 0.0 0.927534 0.029677 0.017929 0.02486 0.0 0.033766 0.963276 0.002958 0.017158 0.967492 0.010079 0.00527 0.037038 0.042651 0.269094 0.651218 0.003332 0.089075 0.902761 0.004831 0.102081 0.053379 0.772601 0.071939 MOTIF Forebrain_E12.5_H3K4me2_108_131_0.505_1.319976e-19 letter-probability matrix: alength= 4 w= 9 nsites= 100 E= 1.0e-1 0.790871 0.090511 0.100504 0.018114 0.319431 0.012999 0.655855 0.011715 0.015343 0.91615 0.023992 0.044515 0.708551 0.033712 0.257737 0.0 0.006294 0.004773 0.85897 0.129963 0.004973 0.977857 0.01717 0.0 0.022888 0.01438 0.0 0.962732 0.0 0.038991 0.940444 0.020566 0.045487 0.043252 0.570459 0.340803