thresh P-value %words %seq Nwords Nseq total_words total_seq 9.8189 1.0e-05 47.9% 29.1% 268 268 559 921 8.1 5.0e-05 82.8% 50.2% 463 462 559 921 7.1798 0.0001 95.9% 58.1% 536 535 559 921 4.3964 0.0005 100.0% 63.7% 559 587 559 921 3.0698 0.001 100.0% 65.8% 559 606 559 921