thresh P-value %words %seq Nwords Nseq total_words total_seq 9.6366 1.0e-05 17.2% 18.8% 355 386 2062 2058 8.2567 5.0e-05 25.1% 28.7% 518 591 2062 2058 7.5899 0.0001 29.7% 36.3% 613 747 2062 2058 5.8623 0.0005 48.2% 66.1% 993 1360 2062 2058 5.0256 0.001 59.5% 80.6% 1227 1658 2062 2058