Table 1.

Overview of transcriptome sequencing and unigene annotations

	Untreated sample (No flooding stress)	Treated sample (Under flooding stress)	Total
Raw reads	87,520,118	115,308,872
Clean reads	78,037,588	103,266,542
Q20 (%)a	95.31	95.63
Unigene numberb	87,673	95,372	124,302
Unigene N50 (bp)b	1195	1140	1449
NR databaseb	37,697	42,654	53,744
Swissprot databaseb	26,086	31,422	37,556
GO deatabaseb	22,602	25,733	30,326
KEGG databaseb	8409	10,048	11,408
COG databaseb	34,413	39,180	48,156
Total annotatedb	43.81%	45.11%	43.86%

^aThe percentage of sequences with an error rate < 1%

^bThese statistics were based on an assembly of all clean reads from both treated and untreated samples