thresh P-value %words %seq Nwords Nseq total_words total_seq 8.7613 1.0e-05 24.0% 17.1% 6 6 25 35 8.005 5.0e-05 52.0% 28.6% 13 10 25 35 7.4074 0.0001 76.0% 45.7% 19 16 25 35 5.5104 0.0005 100.0% 65.7% 25 23 25 35 4.9334 0.001 100.0% 65.7% 25 23 25 35