thresh P-value %words %seq Nwords Nseq total_words total_seq 9.7028 1.0e-05 32.5% 26.0% 13 13 40 50 8.8763 5.0e-05 47.5% 38.0% 19 19 40 50 7.9197 0.0001 65.0% 52.0% 26 26 40 50 6.2382 0.0005 97.5% 78.0% 39 39 40 50 5.4913 0.001 100.0% 82.0% 40 41 40 50