thresh P-value %words %seq Nwords Nseq total_words total_seq 8.9381 1.0e-05 33.3% 33.3% 7 7 21 21 7.7233 5.0e-05 47.6% 47.6% 10 10 21 21 7.1294 0.0001 61.9% 61.9% 13 13 21 21 5.5752 0.0005 81.0% 81.0% 17 17 21 21 4.8189 0.001 95.2% 95.2% 20 20 21 21