MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Midbrain_E15.5_H3K4me3_55_46_0.613_8.924727e-315 letter-probability matrix: alength= 4 w= 9 nsites= 100 E= 1.0e-1 0.024099 0.898342 0.07756 0.0 0.517681 0.032372 0.449947 0.0 0.0 0.883805 0.116195 0.0 0.027288 0.826927 0.141205 0.00458 0.0 0.055499 0.944501 0.0 0.722025 0.094201 0.036445 0.147328 0.0 0.017317 0.982683 0.0 0.775425 0.029097 0.037038 0.158439 0.067592 0.050681 0.867479 0.014248