thresh P-value %words %seq Nwords Nseq total_words total_seq 9.5621 1.0e-05 16.4% 7.3% 160 181 974 2465 8.4547 5.0e-05 49.6% 21.8% 483 537 974 2465 7.7772 0.0001 68.9% 29.7% 671 733 974 2465 5.0505 0.0005 99.8% 46.3% 972 1141 974 2465 3.2763 0.001 100.0% 55.4% 974 1365 974 2465