thresh	P-value	%words	%seq	Nwords	Nseq	total_words	total_seq
7.1696	0.0001	7.9%	7.9%	21	21	267	265
6.3858	0.0005	37.1%	37.0%	99	98	267	265
5.7808	0.001	56.9%	57.0%	152	151	267	265
