MEME version 4 ALPHABET= ACGT strands: + - Background letter frequencies A 0.25 C 0.25 G 0.25 T 0.25 MOTIF Hindbrain_E12.5_H3K27me3_79_62_0.501_0.001354204 letter-probability matrix: alength= 4 w= 8 nsites= 100 E= 1.0e-1 0.0 0.0 1.0 0.0 0.0 0.968941 0.031059 0.0 0.041211 0.932714 0.011943 0.014132 0.048395 0.926777 0.024829 0.0 0.22701 0.148376 0.542951 0.081664 0.006333 0.893487 0.024668 0.075512 0.018782 0.0 0.145516 0.835702 0.025275 0.055572 0.068285 0.850867