thresh P-value %words %seq Nwords Nseq total_words total_seq 8.5304 1.0e-05 20.0% 20.0% 5 5 25 25 7.5413 5.0e-05 52.0% 52.0% 13 13 25 25 7.0333 0.0001 56.0% 56.0% 14 14 25 25 5.6458 0.0005 76.0% 76.0% 19 19 25 25 4.9616 0.001 84.0% 84.0% 21 21 25 25