thresh P-value %words %seq Nwords Nseq total_words total_seq 8.5261 1.0e-05 20.0% 20.0% 3 3 15 15 7.576 5.0e-05 40.0% 40.0% 6 6 15 15 7.1067 0.0001 46.7% 46.7% 7 7 15 15 5.8525 0.0005 66.7% 66.7% 10 10 15 15 5.2322 0.001 66.7% 66.7% 10 10 15 15