Table 4 Frequencies of different EST-SSR repeat motifs types observed in All UniTransModels
SSR motif | Repeats number | Number of SSRs | Percentage (%) | ||||||
|---|---|---|---|---|---|---|---|---|---|
5 | 6 | 7 | 8 | 9 | 10–20 |  > 20 | |||
Sin-nucleotide | 0 | 0 | 0 | 0 | 0 | 3,653 | 59 | 3,712 | 46.22 |
Di-nucleotide | 0 | 613 | 295 | 223 | 130 | 401 | 94 | 1,756 | 21.86 |
Tri-nucleotide | 1,471 | 528 | 192 | 77 | 37 | 16 | 0 | 2,321 | 28.90 |
Tet-nucleotide | 99 | 28 | 6 | 1 | 0 | 1 | 0 | 135 | 1.68 |
Five-nucleotide | 51 | 11 | 1 | 0 | 0 | 0 | 0 | 63 | 0.78 |
Six-nucleotide | 41 | 3 | 0 | 0 | 0 | 1 | 0 | 45 | 0.56 |
Total | 1,662 | 1,183 | 494 | 301 | 167 | 4,072 | 153 | 8,032 | 100.00 |
Percentage (%) | 20.69 | 14.73 | 6.15 | 3.75 | 2.08 | 50.70 | 1.90 | Â | Â |