Table 1.
Distribution of small RNAs among different categories in three libraries.
| Locus class | CK | D | S | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Total | Unique | Total | Unique | Total | Unique | |||||||
| NONPROTEIN-CODING RNAs | ||||||||||||
| snoRNA | 5352 | 0.05% | 2239 | 0.05% | 6645 | 0.06% | 2802 | 0.05% | 5057 | 0.04% | 2252 | 0.05% |
| snRNA | 8346 | 0.07% | 3384 | 0.07% | 9371 | 0.08% | 3646 | 0.07% | 9674 | 0.08% | 3586 | 0.08% |
| tRNA | 216,253 | 1.91% | 7683 | 0.17% | 167,375 | 1.40% | 7226 | 0.14% | 267,363 | 2.21% | 8886 | 0.20% |
| rRNA | 1,021,790 | 9.03% | 65,548 | 1.45% | 1,108,552 | 9.30% | 67,536 | 1.33% | 1,657,908 | 13.72% | 84,936 | 1.91% |
| SMALL RNAs MATCHING PROTEIN-CODING GENES | ||||||||||||
| exon_antisense | 242,071 | 2.14% | 106,937 | 2.36% | 278,336 | 2.34% | 120,562 | 2.37% | 248,569 | 2.06% | 108,882 | 2.44% |
| exon_sense | 533,661 | 4.72% | 148,056 | 3.26% | 525,008 | 4.41% | 160,432 | 3.15% | 567,580 | 4.70% | 159,510 | 3.58% |
| intron_antisense | 368,034 | 3.25% | 175,881 | 3.88% | 430,309 | 3.61% | 195,244 | 3.83% | 366,290 | 3.03% | 169,262 | 3.80% |
| intron_sense | 722,449 | 6.38% | 266,756 | 5.88% | 809,310 | 6.79% | 287,415 | 5.64% | 705,803 | 5.84% | 254,553 | 5.72% |
| miRNA | 2,131,604 | 18.83% | 503 | 0.01% | 1,556,356 | 13.06% | 511 | 0.01% | 2,123,566 | 17.57% | 496 | 0.01% |
| repeat | 5537 | 0.05% | 3060 | 0.07% | 6978 | 0.06% | 3521 | 0.07% | 6125 | 0.05% | 3114 | 0.07% |
| unannotation | 6,062,818 | 53.57% | 3,754,707 | 82.80% | 7,018,780 | 58.90% | 4,246,335 | 83.34% | 6,129,998 | 50.71% | 3,658,598 | 82.14% |
| Total | 11,317,915 | 100% | 4,534,754 | 100% | 11,917,020 | 100% | 5,095,230 | 100% | 12,087,933 | 100% | 4,454,075 | 100% |
CK, control; D, drought stress; S, salt stress.