thresh P-value %words %seq Nwords Nseq total_words total_seq 9.2157 1.0e-05 12.9% 14.8% 264 303 2051 2048 8.0261 5.0e-05 26.1% 30.6% 535 626 2051 2048 7.3052 0.0001 33.9% 39.8% 695 815 2051 2048 5.53 0.0005 59.2% 66.5% 1215 1361 2051 2048 4.586 0.001 70.6% 77.0% 1447 1576 2051 2048