thresh P-value %words %seq Nwords Nseq total_words total_seq 7.8756 1.0e-05 1.2% 1.0% 4 4 330 383 7.2674 5.0e-05 10.6% 9.1% 35 35 330 383 6.8575 0.0001 18.2% 15.1% 60 58 330 383 5.6598 0.0005 43.3% 36.6% 143 140 330 383 5.0097 0.001 59.1% 50.1% 195 192 330 383