Table 4. Putative candidate genes of the DEGs associated with floral induction in tree peonies.
| Tree peony gene | Arabidopsis ID | Unigene ID | % identity with homologs | RPMK of H1H1-VS-H2FDR | RPMK of H2L-VS-H1FDR | RPMK of LL-VS-H2FDR |
| Photoperiod pathway | ||||||
| PsCO | NP_568863.1 | CL8074.Contig2_All | 47 | 17.3−0.470.027 | 12.57.558.65E-54 | 0.097.082.86E-38 |
| PsGI | NP_564180.1 | CL9113.Contig1_All | 75 | 2.24−0.030.98 | 2.194.041.32E-14 | 0.134.03.14E-14 |
| Vernalization pathway | ||||||
| PsFRI | NP_850923.1 | CL10369.Contig1_All | 63 | 48.3−1.029.45E-29 | 23.8−0.836.94E-36 | 85.7−1.851.1E-124 |
| PsVIN3 | NP_200548.2 | Unigene3778_All | 41 | 12.760.756.16E-07 | 21.50.730.00017 | 7.681.481.97E-20 |
| GA pathway | ||||||
| PsGA20OX | NP_194272.1 | Unigene3745_All | 52 | 7.81−1.170.00067 | 3.47−0.350.21 | 9.97−1.521.71E-07 |
| PsGID 1 | NP_187163.1 | Unigene2987_All | 81 | 243.4−1.840 | 67.80.252.23E-10 | 204.7−1.65.26E-211 |
| Floral integrators | ||||||
| PsSOC1 | NP_182090.1 | Unigene15356_All | 61 | 19.11.42.64E-22 | 50.6−1.335.68E-20 | 48.20.0670.63 |
| PsFT | NP_176726.1 | Unigene5093_All | 78 | 1.212.474.51E-06 | 6.731.950.15 | 0.314.423.14E-10 |
H1-VS-H2:log2 gene expression level in H2 compared to H1.
A FDR (false discovery rate) < 0.001 indicates a significant difference.
Note: percent identity was calculated by comparing the Arabidopsis and tree peony sequences at the amino acid level.