| Status | Description | Organism | Genes | References |
|---|---|---|---|---|
| carotenoid 1', 2'-hydratase | Arthrospira platensis | cruF | ||
| carotenoid 1,2-hydratase | Deinococcus gobiensis | cruF | ||
| carotenoid 1,2-hydratase | Deinococcus wulumuqiensis | G173K-2306 | ||
| carotenoid 1,2-hydratase | Deinococcus murrayi | G16MZ-2071 | ||
| carotenoid 1,2-hydratase | Deinococcus phoenicis | G17E5-1820 | ||
| carotenoid 1,2-hydratase | Deinococcus marmoris | G16V3-373 | ||
| carotenoid 1,2-hydratase | Deinococcus frigens | G17IM-28 | ||
| carotenoid 1,2-hydratase | Deinococcus swuensis | G17FT-2844 | ||
| neurosporene hydratase | Oceanibaculum indicum | G11SQ-1842 | ||
| neurosporene dehydratase | Rhodobacter capsulatus | crtC |