thresh P-value %words %seq Nwords Nseq total_words total_seq 9.682 1.0e-05 46.7% 36.8% 7 7 15 19 8.3737 5.0e-05 66.7% 52.6% 10 10 15 19 7.7138 0.0001 80.0% 63.2% 12 12 15 19 6.0659 0.0005 100.0% 78.9% 15 15 15 19 5.216 0.001 100.0% 78.9% 15 15 15 19