thresh P-value %words %seq Nwords Nseq total_words total_seq 8.5163 1.0e-05 17.9% 17.9% 5 5 28 28 7.5057 5.0e-05 32.1% 32.1% 9 9 28 28 7.0175 0.0001 32.1% 32.1% 9 9 28 28 5.6595 0.0005 60.7% 60.7% 17 17 28 28 4.9866 0.001 75.0% 75.0% 21 21 28 28