thresh P-value %words %seq Nwords Nseq total_words total_seq 8.9997 1.0e-05 11.6% 12.3% 241 257 2083 2081 7.7116 5.0e-05 19.3% 21.3% 402 443 2083 2081 7.0972 0.0001 23.2% 26.2% 483 545 2083 2081 5.5031 0.0005 36.9% 43.9% 769 913 2083 2081 4.741 0.001 46.8% 56.8% 975 1183 2083 2081