thresh P-value %words %seq Nwords Nseq total_words total_seq 7.9742 1.0e-05 45.5% 48.4% 15 15 33 31 6.8345 5.0e-05 60.6% 64.5% 20 20 33 31 6.2524 0.0001 60.6% 64.5% 20 20 33 31 4.8282 0.0005 72.7% 77.4% 24 24 33 31 4.1062 0.001 72.7% 77.4% 24 24 33 31