thresh P-value %words %seq Nwords Nseq total_words total_seq 9.6838 1.0e-05 94.8% 43.9% 473 497 499 1132 6.9576 5.0e-05 100.0% 62.8% 499 711 499 1132 5.8492 0.0001 100.0% 68.0% 499 770 499 1132 2.7076 0.0005 100.0% 76.6% 499 867 499 1132 1.1401 0.001 100.0% 79.5% 499 900 499 1132