ENZYME entry: EC 1.14.15.9
| Accepted Name |
|---|
| spheroidene monooxygenase.
|
| Alternative Name(s) |
|---|
| 2-oxo-spirilloxanthin monooxygenase. |
| acyclic carotenoid 2-ketolase. |
| spirilloxanthin monooxygenase. |
| Reaction catalysed |
|---|
- 4 H(+) + 2 O2 + 4 reduced [2Fe-2S]-[ferredoxin] + spheroidene <=> 3 H2O + 4 oxidized [2Fe-2S]-[ferredoxin] + spheroiden-2-one
- 4 H(+) + 2 O2 + 4 reduced [2Fe-2S]-[ferredoxin] + spirilloxanthin <=> 2-oxospirilloxanthin + 3 H2O + 4 oxidized [2Fe-2S]-[ferredoxin]
- 2-oxospirilloxanthin + 4 H(+) + 2 O2 + 4 reduced [2Fe-2S]-[ferredoxin] <=> 2,2'-dioxospirilloxanthin + 3 H2O + 4 oxidized [2Fe-2S]-[ferredoxin]
|
| Comment(s) |
|---|
- The enzyme is involved in spheroidenone biosynthesis and in
2,2'-dioxospirilloxanthin biosynthesis.
- The enzyme from Rhodobacter sphaeroides contains heme at its active
site.
|
| Cross-references |
|---|
| BRENDA | 1.14.15.9 |
| EC2PDB | 1.14.15.9 |
| ExplorEnz | 1.14.15.9 |
| PRIAM enzyme-specific profiles | 1.14.15.9 |
| KEGG Ligand Database for Enzyme Nomenclature | 1.14.15.9 |
| IUBMB Enzyme Nomenclature | 1.14.15.9 |
| IntEnz | 1.14.15.9 |
| MEDLINE | Find literature relating to 1.14.15.9 |
| MetaCyc | 1.14.15.9 |
| Rhea expert-curated reactions | 1.14.15.9 |
| UniProtKB/Swiss-Prot |
|
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