Table 4.
SLC50 family.
| Transporter | Transports | Function | Refs |
|---|---|---|---|
| Clade I SWEETs | Hexoses | ||
| SWEET1 (RAG1AP1) (SLC50A1) |
Glucose | β-cells, pathogens, and symbionts | [87,88] |
| SWEET2 (SLC50A2) |
2-Deoxyglucose | Plants | |
| SWEET3 (SLC50A3) |
2-Deoxyglucose | ||
| Clade II SWEETs | Hexoses | ||
| SWEET4 (SLC50A4) |
Glucose | ||
| SWEET5 (SLC50A5) |
Glucose | ||
| SWEET6 (SLC50A6) |
Glucose | ||
| SWEET7 (SLC50A7) |
Glucose | ||
| SWEET8 (SLC50A8) |
Glucose | ||
| Clade III SWEETs | Sucrose | ||
| SWEET9 (SLC50A9) |
Sucrose | ||
| SWEET10 (SLC50A10) |
Sucrose | ||
| SWEET11 (SLC50A11) |
Sucrose | ||
| SWEET12 (SLC50A12) |
Sucrose | ||
| SWEET13 (SLC50A13) |
Sucrose | ||
| SWEET14 (SLC50A14) |
Sucrose | ||
| SWEET15 (SLC50A15) |
Sucrose | ||
| Clade IV SWEETs | Fructose | ||
| SWEET16 (SLC50A16) |
Glucose, sucrose, fructose | ||
| SWEET17 (SLC50A17) |
Fructose | ||
| SemiSWEETS | |||
| BjSemiSWEET | Sucrose | Bacteria | |
| LbSemiSWEET | Glucose | ||
| VsSemiSWEET | ND | ||
| TySemiSWEET | ND | ||
| EcSemiSWEET | Sucrose | ||
ND: not described; Adapted from [87].