thresh P-value %words %seq Nwords Nseq total_words total_seq 8.4194 1.0e-05 22.5% 19.6% 9 9 40 46 7.2754 5.0e-05 45.0% 39.1% 18 18 40 46 6.8368 0.0001 62.5% 54.3% 25 25 40 46 5.3082 0.0005 65.0% 56.5% 26 26 40 46 4.5947 0.001 82.5% 71.7% 33 33 40 46