thresh P-value %words %seq Nwords Nseq total_words total_seq 8.9484 1.0e-05 15.8% 15.0% 6 6 38 40 7.7184 5.0e-05 57.9% 55.0% 22 22 38 40 7.2654 0.0001 73.7% 70.0% 28 28 38 40 5.5493 0.0005 84.2% 80.0% 32 32 38 40 4.8838 0.001 89.5% 85.0% 34 34 38 40