Table 2.
Crosstalk between light and auxin signaling in root development.
| Light Treatment | Genes/Proteins | Species | Function | References |
|---|---|---|---|---|
| darkness to light | miR775, PIN1, PIN2, AUXR1, YUC1 and YUC4, HY5 | Arabidopsis thaliana, (A. thaliana) | primary root growth | [58] |
| light | MED18 | A. thaliana | primary root elongation | [59] |
| direct light | PIN2 | A. thaliana | root hair formation | [60] |
| light | miR775, RSL2, RSL4, PP2A, HY5, PIN1, PIN2, AUXR1, YUC1 and YUC4 | A. thaliana | root hair formation | [58] |
| red light (RL) | PIN3 | A. thaliana | lateral root development | [62] |
| blue light (BL) | PIN1, PIN3 and PIN4 | A. thaliana | lateral root development | [62] |
| white light with FR light | - | A. thaliana | decreased lateral root density | [10] |
| far red (FR) light | HY5, ARF19, PIN3 and LAX3 | A. thaliana | lateral root development | [10] |
| UV-B | HAT2, SUAR23, MYB73/MYB77, UVR8, IAA29, SAUR28, SAUR68, SAUR-like and SAUR-like-3 | A. thaliana | lateral root growth | [16] |
| BL | PIN3, PHOT1 and PHOT2 | A. thaliana | adventitious root formation | [63] |
| - | CRYs | Physcomitrella patens | rhizoid development | [67] |
| white light | PHYA and PHYB | Oryza sativa L. | seminal root development | [68] |
| BL | CRY1, PHOT2, PIN3 | A. thaliana | root negative phototropism | [45] |
| BL | PHOT1, PIN1 and PIN2 | A. thaliana | root negative phototropism | [46] |
| BL | PIN2 | A. thaliana | root negative phototropism | [70] |
| white light | ZM2G141383 | Zea mays | root gravitropism | [71] |
| - | HY5, GLK2, IAA14, ARF7 and ARF19 | A. thaliana | root greening | [72] |
| - | HY1, HY5, HYH, AUX1, PIN1, PIN2, PIN3 and PIN7, | A. thaliana | lateral root branching | [73] |
| - | HY5, AXR2/IAA7 and SLR/IAA14 | A. thaliana | lateral root branching | [74] |