Sequence Sample Size t Best (20,2) Motif Reference Motif E. coli CRP 1890 18 TGTGAAATAGATCACATTTT TGTGANNNNGNTCACA preproinsulin 7689 4 GGAAATTGCAGCCTCAGCCC CCTCAGCCC DHFR 800 4 CTGCAATTTCGCGCCAAACT ATTTCNNGCCA metallothionein 6823 4 CCCTCTGCGCCCGGACCGGT TGCRCYCGG c-fos 3695 5 CCATATTAGGACATCTGCGT CCATATTAGAGACTCT yeast ECB 5000 5 GTATTTCCCGTTTAGGAAAA TTTCCCNNTNAGGAAA