Table 1 Number of genes encoding each starch synthase class in different plant species
| SSI | SSII | SSIII | SSIV | GBSS | references | |
|---|---|---|---|---|---|---|
| Chlamydomonas reinhardtii | 2 | 1 | 2 | 1 | 2 | [22] |
| Volvox carteri | 1 | 2 | 1 | 2 | 1 | [22] |
| Ostreococcus tauri | 1 | 1 | 3 | - | 1 | [22] |
| Ostreococcus lucimarius | 1 | 1 | 3 | 1 | 1 | [22] |
| Arabidopsis thaliana | 1 | 1 | 1 | 1 | 1 | [22] |
| Solanum tuberosum | 1 | 1 | 1 | - | 1 | [18, 23] |
| Zea mays | 1 | 2 | 1 | 1 | 1 | [18] |
| Oryza sativa | 1 | 3 | 2 | 2 | 2 | [18, 23, 24] |