thresh P-value %words %seq Nwords Nseq total_words total_seq 9.2738 1.0e-05 13.6% 10.9% 42 35 308 320 8.3244 5.0e-05 33.8% 26.3% 104 84 308 320 7.899 0.0001 45.1% 35.3% 139 113 308 320 5.9183 0.0005 82.5% 71.3% 254 228 308 320 4.8678 0.001 87.3% 75.9% 269 243 308 320