Table 1. Summary of the small RNA transcriptome sequencing of the A. japonicus tube foot.

	Number of sequenced reads	Percentage
Total reads	8,053,300	100.0%
Low quality score	1,192	0.01%
5′ adapter contaminant	737	0.01%
3′ adapter null and insert null	3,232,436	40.14%
Poly A/T/G/C	19,202	0.24%
N%>10%	0	0%
Clean reads	4,799,733	59.60%