thresh P-value %words %seq Nwords Nseq total_words total_seq 9.2793 1.0e-05 80.0% 80.0% 16 16 20 20 7.8858 5.0e-05 90.0% 90.0% 18 18 20 20 7.1395 0.0001 90.0% 90.0% 18 18 20 20 5.2325 0.0005 100.0% 100.0% 20 20 20 20 4.3409 0.001 100.0% 100.0% 20 20 20 20