thresh P-value %words %seq Nwords Nseq total_words total_seq 8.9739 1.0e-05 17.9% 12.1% 7 7 39 58 7.7989 5.0e-05 53.8% 36.2% 21 21 39 58 7.1884 0.0001 56.4% 37.9% 22 22 39 58 5.6247 0.0005 79.5% 53.4% 31 31 39 58 4.8442 0.001 92.3% 62.1% 36 36 39 58