Table 2.
Expression profiles of same and differentially expressed genes (DEGs) encoding transcription factors (TFs) in ‘Zibao’ peel and female flower tissues by light deprivation
| Comparison group | Gene name | Number of same genes | Number of DEGsa | Upregulated DEGs | Downregulated DEGs | Description | Biological functions |
|---|---|---|---|---|---|---|---|
| T4-P vs. T4-F | MYB | 78 | 6 | 0 | 6 | MYB TFs | Cell development and anthocyanin pathway |
| bHLH | 79 | 4 | 2 | 2 | Basic helix-loop-helix protein | Plant development and substance metabolism | |
| WRKY | 65 | 6 | 0 | 6 | WRKY DNA-binding protein | Defense responses and plant development | |
| AP2/ERF | 59 | 2 | 0 | 2 | Ethylene-responsive TF | Plant development and stress response | |
| HSF | 21 | 4 | 1 | 3 | Heat stress TF | Plant growth, development and stress response | |
| Other TFs | 146 | 3 | 0 | 3 | |||
| In total | 448 | 25 | 3 | 22 | |||
| T4-P vs. LD-P | MYB | 93 | 16 | 13 | 3 | MYB TFs | Cell development and anthocyanin pathway |
| bHLH | 83 | 16 | 15 | 1 | Basic helix-loop-helix protein | Plant development and substance metabolism | |
| WRKY | 75 | 13 | 11 | 2 | WRKY DNA-binding protein | Defense responses and plant development | |
| AP2/ERF | 63 | 9 | 5 | 4 | Ethylene-responsive TF | Plant development and stress response | |
| bZIP/HY5 | 12 | 3 | 2 | 1 | Homeobox-leucine zipper protein | Photomorphogenesis and fruit ripening | |
| HSF | 21 | 3 | 1 | 2 | Heat stress TF | Plant growth, development and stress response | |
| Other TFs | 141 | 10 | 2 | 8 | |||
| In total | 488 | 71 | 49 | 22 | |||
| T4-F vs. LD-F | MYB | 76 | 13 | 12 | 1 | MYB TFs | Cell development and anthocyanin pathway |
| bHLH | 81 | 17 | 8 | 9 | Basic helix-loop-helix protein | Plant development and substance metabolism | |
| WRKY | 64 | 12 | 10 | 2 | WRKY DNA-binding protein | Defense responses and plant development | |
| AP2/ERF | 59 | 6 | 3 | 3 | Ethylene-responsive TF | Plant development and stress response | |
| bZIP/HY5 | 12 | 6 | 3 | 3 | Homeobox-leucine zipper protein | Photomorphogenesis and fruit ripening | |
| HSF | 22 | 6 | 2 | 4 | Heat stress TF | Plant growth, development and stress response | |
| Other TFs | 136 | 20 | 7 | 13 | |||
| In total | 450 | 80 | 45 | 35 |
T4-P peel at stage T4, T4-F female flower tissue at stage T4, LD-P stage 4 peel following light-deprivation treatment, LD-F stage 4 female flower tissue following light-deprivation treatment
aFDR ≤ 0.05 and absolute value of log2 ratio ≥ 2 (2-fold) as the threshold