thresh P-value %words %seq Nwords Nseq total_words total_seq 9.4501 1.0e-05 7.8% 7.8% 6 6 77 77 8.5075 5.0e-05 26.0% 26.0% 20 20 77 77 7.8377 0.0001 49.4% 50.6% 38 39 77 77 6.1713 0.0005 77.9% 77.9% 60 60 77 77 5.355 0.001 84.4% 84.4% 65 65 77 77