MEME output (see motif 2): 29 promoter sequences (200 bps) from Drosophila melanogaster. Their expression was dramatically downregulated when a mutation was introduced in the transcription factor Ash2. Fitting a mixture model by expectation maximization to discover motifs in biopolymers. Proceedings of ISMB, 1994. pp 28-36.T. L. Bailey and C. Elkan.