thresh P-value %words %seq Nwords Nseq total_words total_seq 7.3104 5.0e-05 9.0% 6.3% 8 8 89 127 6.8904 0.0001 16.9% 11.8% 15 15 89 127 5.756 0.0005 47.2% 33.1% 42 42 89 127 5.0802 0.001 67.4% 48.8% 60 62 89 127