Table III. Major products in α- and β-carotene-accumulating E. coli with coexpressed hydroxylases.
Hydroxylase | Lutein | Zeaxanthin | α-Cryptoxanthin | Zeinoxanthin | β-Cryptoxanthin |
---|---|---|---|---|---|
CYP97A4 + CYP97C2 | 28.99 ± 2.90 | 2.98 ± 0.44 | ND | 7.86 ± 1.28 | 13.32 ± 1.90 |
HYD4 + CYP97C2 | 1.58 ± 0.14 | 3.16 ± 0.13 | ND | 3.49 ± 0.47 | 17.93 ± 1.57 |
Empty vector control | ND | ND | ND | ND | ND |