thresh P-value %words %seq Nwords Nseq total_words total_seq 10.1882 1.0e-05 15.8% 15.0% 6 6 38 40 8.7914 5.0e-05 55.3% 52.5% 21 21 38 40 8.1937 0.0001 71.1% 67.5% 27 27 38 40 6.4918 0.0005 86.8% 82.5% 33 33 38 40 5.6864 0.001 86.8% 82.5% 33 33 38 40