thresh P-value %words %seq Nwords Nseq total_words total_seq 8.3935 1.0e-05 89.1% 45.9% 490 520 550 1132 6.0668 5.0e-05 97.8% 60.7% 538 687 550 1132 4.9326 0.0001 99.6% 64.8% 548 734 550 1132 1.9592 0.0005 100.0% 72.6% 550 822 550 1132 0.5049 0.001 100.0% 76.5% 550 866 550 1132