Table 1 Statistics of the small RNA sequences generated from the five tissue types of B. rapa

Raw reads

258,431

22,729

17,263,448

21,372,578

8,737,275

47,654,461

Reads of 17 to 36 nt

243,640

21,680

11,813,169

20,598,405

8,124,108

40,801,002

Unique reads

156,651

17,771

2,219,348

5,150,968

2,925,823

9,130,544^b

Genome match ^a

51,147

5,184

509,173

1,575,267

1,106,694

2,752,756^b

Unassembled sequence match ^a

60,937

6,638

1,049,984

1,686,965

919,182

3,139,339^b

NCBI NR database match ^a

8,514

1,003

122,912

352,798

153,372

577,500^b

No match ^a

36,053

4,946

537,279

1,535,938

746,575

2,660,949^b