thresh P-value %words %seq Nwords Nseq total_words total_seq 8.5726 1.0e-05 15.4% 14.3% 4 4 26 28 7.3473 5.0e-05 38.5% 35.7% 10 10 26 28 6.9597 0.0001 42.3% 39.3% 11 11 26 28 5.5787 0.0005 73.1% 64.3% 19 18 26 28 4.9657 0.001 73.1% 64.3% 19 18 26 28