| Status | Description | Organism | Genes | References |
|---|---|---|---|---|
| zeta-carotene desaturase | Anabaena cylindrica | G12Z9-2219 | ||
| three-step phytoene desaturase | Cyanobacterium aponinum | GLC6-867 | ||
| zeta-carotene desaturase | Cyanobacterium aponinum | GLC6-2233 | ||
| zeta-carotene desaturase | Crinalium epipsammum | GLC4-3898 | ||
| Neurosporene desaturase | Cystobacter fuscus | G10TT-3361 | ||
| Neurosporene desaturase | Cystobacter fuscus | G10TT-2465 | ||
| zeta-carotene desaturase | Calothrix parietina | G12V7-4882 | ||
| zeta-carotene desaturase | Cyanobacterium stanieri | G1353-1620 | ||
| three-step phytoene desaturase | Cyanobacterium stanieri | G1353-1873 | ||
| zeta-carotene desaturase | Cylindrospermum stagnale | G1356-5723 |