Table 1.
A comparison between orchid genome assemblies.
| Phalaenopsis equestris | Dendrobium catenatum | Phalaenopsis aphrodite | Cymbidium sinensea | Cymbidium goeringiia | Gongora gibba | |
|---|---|---|---|---|---|---|
| Year | 2015 | 2016 | 2018 | 2021 | 2021 | 2022 |
| Est. size (Gb) | 1.6 | 1.11 | 1.2 | 3.52 | 4.0 | 2.23 |
| Assembled size (Gb) | 1.09 | 1.01 | 1.02 | 3.45 | 3.99 | 1.83 |
| Scaffold N50 (Mb) | 0.36 | 0.39 | 0.95 | NA | NA | 1.756 |
| Contig N50 (kb) | 20.55 | 33.09 | 18.81 | 1,110 | 377.6 | 382.58 |
| Longest scaffold (Mb) | 81.76 | 2.59 | 10.39 | NA | NA | 17.67 |
| Repeat content (%) | 62 | 78.1 | 60.3 | 77.78 | 88.87 | 82.95 |
| BUSCO (%) | 91 | 92.46 | 95 | 91 | 87.8 | 86.6 |
| No. of genes | 29,431 | 28,910 | 28,902 | 29,638 | 29,556 | 17,374 |
| No. of scaffolds | 236,185 | 72,901 | 13,732 | 20 | 20 | 9,019 |
| Reference | Cai et al. 2015 | Zhang et al. 2016 | Chao et al. 2018 | Yang et al. 2021 | Chung et al. 2022 | This study |
a Chromosome-level assembly.