MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Lung_E15.5_H3K27ac_62_62_0.514_1.969203e-16 letter-probability matrix: alength= 4 w= 9 nsites= 100 E= 1.0e-1 0.0 0.932703 0.067297 0.0 0.220701 0.216762 0.057677 0.50486 0.0 0.901264 0.098736 0.0 0.016801 0.0 0.522697 0.460502 0.137501 0.169288 0.0 0.693211 0.013279 0.0 0.986721 0.0 0.0 0.007838 0.988296 0.003866 0.027191 0.867444 0.083949 0.021416 0.868449 0.010624 0.023362 0.097566