All carotenoids     All organisms     All pathways     All reactions     Feedback CarotenoidsDB: Roseobacter denitrificans carotenoids (Bacterial) reconstructed pathways in theory
                            (Alphaproteobacteria: phototrophic purple non-sulfur bacteria)
                                 ☀ Click here to see the carotenoid profile of Roseobacter denitrificans

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☀ Pathway reconstructed carotenoids:       [  Search similar carotenogenesis pathway constructing organisms  ]  

1. CA00165 (Spheroidenone)
   
2. CA00182 (3,4-Dihydrospheroidenone)

☀ Pathway unconstructed carotenoids: None
☀ Lycopene biosynthesis type: Bacterial type (Ref.690)

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  ☀ CA00043 (Lycopene) biosynthesis pathway

   Path: CA00189 (Prephytoene pyrophosphate (diphosphate)) -> CA00060 (Phytoene) -> CA00058 ((all-E)-Phytofluene) -> CA00051 (ζ-Carotene) -> CA00047 (Neurosporene) -> CA00043 (Lycopene)

   See: CB000005 (Bacterial and fungal pathway: CA00189 -> CA00060 -> CA00058 -> CA00051 -> CA00047 -> CA00043)

   Necessary enzymes for those reactions in theory: CrtB(2.5.1.32), CitPsy(2.5.1.32), AtPSY(2.5.1.32) (CR00277: CA00189 -> CA00060) --> Crtlb(1.3.99.28), CrtI(1.3.99.28, 1.3.99.30, 1.3.99.31), Crtlb(1.3.99.28), PDS(1.3.99.29), Crtla(1.3.99.29) (CR00389: CA00060 -> CA00058) --> CrtI(1.3.99.28, 1.3.99.30, 1.3.99.31), Crtlb(1.3.99.28), PDS(1.3.5.5, 1.3.99.29), Crtla(1.3.99.29) (CR00115: CA00058 -> CA00051) --> PDS(1.3.5.5, 1.3.99.29), CitPDS1(1.3.5.5), BoPDS(1.3.5.5), CrtI(1.3.5.6, 1.3.99.28, 1.3.99.30, 1.3.99.31), Crtlb(1.3.99.28), CrtQa(1.3.5.6), CrtQb(1.3.5.6), ZDS(1.3.5.6) (CR00136: CA00051 -> CA00047) --> CrtI(1.3.5.6, 1.3.99.30, 1.3.99.31), CrtQa(1.3.5.6), CrtQb(1.3.5.6), ZDS(1.3.5.6), Crtlb(1.3.99.26) (CR00132: CA00047 -> CA00043)




  ☀ CA00165 (Spheroidenone) biosynthesis pathway

   Path: CA00047 (Neurosporene) -> CA00075 (Chloroxanthin) -> CA00074 (Demethylspheroidene) -> CA00081 (Spheroidene) -> CA00165 (Spheroidenone)

   See: CB000048 (Knwon path in purple nonsulfur bacterium: CA00047 -> CA00075 -> CA00074 -> CA00081 -> CA00165)

   Necessary enzymes for those reactions in theory: CrtC (CR00345: CA00047 -> CA00075) --> CrtD (CR00118: CA00075 -> CA00074) --> CrtF (CR00328: CA00074 -> CA00081) --> CrtA (CR00249: CA00081 -> CA00165)




  ☀ CA00182 (3,4-Dihydrospheroidenone) biosynthesis pathway

   Path: CA00047 (Neurosporene) -> CA00075 (Chloroxanthin) -> CA00086 (3,4-Dihydrospheroidene) -> CA00182 (3,4-Dihydrospheroidenone)

   See: CB000022 (Knwon path in Rhodobacter (purple non-sulfur bacterium): CA00047 -> CA00075), CB000023 (Knwon path in purple bacterium: CA00075 -> CA00086), similar to CB000022: CA00081 -> CA00165 (proposed reaction: CA00086 -> CA00182)

   Necessary enzymes for those reactions in theory: CrtC (CR00345: CA00047 -> CA00075) --> CrtF (CR00329: CA00075 -> CA00086) --> unknown (CA00086 -> CA00182)

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Ref.690 : Enfissi EM, Nogueira M, Bramley PM, Fraser PD, Plant J. 2017 Feb;89(4):774-788. doi: 10.1111/tpj.13428. Epub 2017 Feb 7., "The regulation of carotenoid formation in tomato fruit.", PMID: 27865019 DOI: 10.1111/tpj.13428

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Since June 15th, 2015 by Junko Yabuzaki.