thresh P-value %words %seq Nwords Nseq total_words total_seq 7.9046 1.0e-05 21.1% 18.2% 4 4 19 22 7.3307 5.0e-05 36.8% 31.8% 7 7 19 22 7.0067 0.0001 47.4% 40.9% 9 9 19 22 5.5782 0.0005 94.7% 81.8% 18 18 19 22 4.5452 0.001 100.0% 86.4% 19 19 19 22