thresh P-value %words %seq Nwords Nseq total_words total_seq 8.5465 1.0e-05 17.9% 13.9% 5 5 28 36 7.3234 5.0e-05 50.0% 38.9% 14 14 28 36 6.9535 0.0001 67.9% 52.8% 19 19 28 36 5.2244 0.0005 100.0% 77.8% 28 28 28 36 4.3407 0.001 100.0% 77.8% 28 28 28 36