MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF E001_H3K4me1_75_196_0.500_0.0001811510 letter-probability matrix: alength= 4 w= 8 nsites= 100 E= 1.0e-1 0.791824 0.0 0.105924 0.102252 0.0 0.251353 0.0 0.748647 0.094205 0.021284 0.884511 0.0 0.223802 0.33053 0.188177 0.25749 0.01077 0.0 0.059401 0.929829 0.002099 0.0 0.009225 0.988676 0.0 0.0 0.0 1.0 0.842531 0.0 0.064385 0.093085