|Superclasses:||Reactions Classified By Conversion Type → Simple Reactions → Chemical Reactions|
|Reactions Classified By Substrate → Small-Molecule Reactions|
EC Number: 1.3.8.-
Enzymes and Genes:
|Methylomonas sp. 16a:||diapophytoene desaturase: crtN|
|Staphylococcus aureus:||dehydrosqualene desaturase: crtN|
18.104.22.168: 15-cis-4,4'-diapophytoene + 4 FAD + 4 H+ = all-trans-4,4'-diapolycopene + 4 FADH2,
1.3.8.o: 15-cis-4,4'-diapophytoene + 3 FAD + 3 H+ = all-trans-4,4'-diaponeurosporene + 3 FADH2
The direction shown, i.e. which substrates are on the left and right sides, is in accordance with the direction in which it was curated.
Most BioCyc compounds have been protonated to a reference pH value of 7.3. Please see the PGDB Concepts Guide for more information.
Mass balance status: Balanced.
Enzyme Commission Primary Name: 1.3.8 -- With a flavin as acceptor
Standard Gibbs Free Energy (ΔrG'° in kcal/mol): -19.315643 [Latendresse13]
This is one of several successive reactions catalyzed by 4,4'-diapophytoene desaturase.
Unification Links: Rhea:31402
Raisig01: Raisig A, Sandmann G (2001). "Functional properties of diapophytoene and related desaturases of C(30) and C(40) carotenoid biosynthetic pathways." Biochim Biophys Acta 1533(2);164-70. PMID: 11566453
Wieland94: Wieland B, Feil C, Gloria-Maercker E, Thumm G, Lechner M, Bravo JM, Poralla K, Gotz F (1994). "Genetic and biochemical analyses of the biosynthesis of the yellow carotenoid 4,4'-diaponeurosporene of Staphylococcus aureus." J Bacteriol 176(24);7719-26. PMID: 8002598
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