Table 1.
Role of various types of ion channels and transporters involved in sodium transport in plants.
| Name | Role | Species | References |
|---|---|---|---|
| VI-NSCC (voltage-insensitive NSCC) | Na+-permeable conductance and influx into roots | Arabidopsis thaliana, Secale cereal, Haemanthus, Clivia, Pisum sativum, Hordeum vulgare, Lotus japonicus, Triticum aestivum | [44,45,46,50,51,52,53,54] |
| CNGC (cyclic nucleotide gated channel) | Unidirectional Na+ flux and Na+ uptake into roots | Arabidopsis thaliana, Oryza sativa | [55,58,59] |
| GLR (glutamate receptor) | Na+-permeable conductance and Na+ uptake into roots | Arabidopsis thaliana | [60,61,62,63] |
| HKT | Na+ influx in roots and Na+ retrieval from xylem | Arabidopsis thaliana, Oryza sativa, Triticum turgidum | [40,56,64,65,66,67,68,69] |
| HAK5 | Na+-permeable conductance and low-affinity Na+ influx in roots | Arabidopsis thaliana, Phragmites australis | [56,70] |
| NHX | Na+ sequestration into vacuoles | Brassica napus, Gossypium hirsutum, Zea mays, Oryza sativa, Nicotiana tabacum, Triticum aestivum, Arabidopsis thaliana, Cynodon dactylon | [35,71,72,73,74,75,76,77,78] |
| SOS1 | Na+ efflux from roots | Cynodon dactylon, Arabidopsis thaliana, Suaeda salsa | [35,79,80,81] |
| Ouabain-sensitive Na+, K+-ATPase | Na+ efflux from roots | Daucus carota, Zea mays, Hordeum vulgare, Helianthus annuus | [82,83,84,85] |