Carotene epsilon-monooxygenase
Carotene epsilon-monooxygenase (EC 1.14.99.45, CYP97C1, LUT1) is an enzyme with systematic name alpha-carotene:oxygen oxidoreductase (3-hydroxylating).[1][2] This enzyme catalyses the following chemical reaction
- alpha-carotene + O2 + AH2 alpha-cryptoxanthin + A + H2O
| Carotene epsilon-monooxygenase | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Identifiers | |||||||||
| EC number | 1.14.99.45 | ||||||||
| Databases | |||||||||
| IntEnz | IntEnz view | ||||||||
| BRENDA | BRENDA entry | ||||||||
| ExPASy | NiceZyme view | ||||||||
| KEGG | KEGG entry | ||||||||
| MetaCyc | metabolic pathway | ||||||||
| PRIAM | profile | ||||||||
| PDB structures | RCSB PDB PDBe PDBsum | ||||||||
| |||||||||
Carotene epsilon-monooxygenase is a heme-thiolate protein (P450)..
References
- Pogson B, McDonald KA, Truong M, Britton G, DellaPenna D (September 1996). "Arabidopsis carotenoid mutants demonstrate that lutein is not essential for photosynthesis in higher plants". The Plant Cell. 8 (9): 1627–39. doi:10.1105/tpc.8.9.1627. PMC 161303. PMID 8837513.
- Tian L, Musetti V, Kim J, Magallanes-Lundback M, DellaPenna D (January 2004). "The Arabidopsis LUT1 locus encodes a member of the cytochrome p450 family that is required for carotenoid epsilon-ring hydroxylation activity". Proceedings of the National Academy of Sciences of the United States of America. 101 (1): 402–7. doi:10.1073/pnas.2237237100. PMC 314197. PMID 14709673.
External links
- Carotene+epsilon-monooxygenase at the US National Library of Medicine Medical Subject Headings (MeSH)
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