Table I. Major products in α- and β-carotene-accumulating E. coli with individually expressed hydroxylases.
Hydroxylase | Zeaxanthin | α-Cryptoxanthin | Zeinoxanthin | β-Cryptoxanthin |
---|---|---|---|---|
CYP97A4 | 3.38 ± 0.27 | ND | 13.63 ± 2.97 | 16.76 ± 2.14 |
CYP97C2 | ND | 0.71 ± 0.21 | ND | 1.14 ± 0.30 |
HYD4 | 30.74 ± 1.85 | ND | 23.03 ± 2.72 | 24.03 ± 0.36 |
Empty vector control | ND | ND | ND | ND |