thresh P-value %words %seq Nwords Nseq total_words total_seq 8.6416 1.0e-05 3.0% 2.9% 2 2 66 68 7.9461 5.0e-05 37.9% 36.8% 25 25 66 68 7.574 0.0001 54.5% 52.9% 36 36 66 68 5.6265 0.0005 72.7% 70.6% 48 48 66 68 4.7898 0.001 75.8% 73.5% 50 50 66 68