thresh P-value %words %seq Nwords Nseq total_words total_seq 9.0787 1.0e-05 41.7% 40.0% 10 10 24 25 7.7669 5.0e-05 66.7% 64.0% 16 16 24 25 7.1358 0.0001 66.7% 64.0% 16 16 24 25 5.4917 0.0005 87.5% 84.0% 21 21 24 25 4.6945 0.001 91.7% 88.0% 22 22 24 25