MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Hindbrain_P0_H3K27me3_51_47_0.505_3.870696e-06 letter-probability matrix: alength= 4 w= 9 nsites= 100 E= 1.0e-1 0.0 0.015973 0.275741 0.708285 0.136961 0.0 0.721731 0.141308 0.0 0.870135 0.129865 0.0 0.11374 0.01468 0.853051 0.018529 0.0 0.387931 0.605747 0.006323 0.0 0.0 1.0 0.0 0.809032 0.096418 0.020164 0.074386 0.309087 0.005023 0.653165 0.032724 0.042256 0.0 0.957744 0.0