thresh P-value %words %seq Nwords Nseq total_words total_seq 8.4456 1.0e-05 37.5% 37.5% 6 6 16 16 7.4423 5.0e-05 37.5% 37.5% 6 6 16 16 6.9291 0.0001 43.8% 43.8% 7 7 16 16 5.6065 0.0005 75.0% 75.0% 12 12 16 16 4.9656 0.001 81.3% 81.3% 13 13 16 16