Carotenoids obi
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                            (purple sulfur bacteria)
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☀ Pathway reconstructed carotenoids:       [  Search similar carotenogenesis pathway constructing organisms  ]  
  1. CA00043 (Lycopene)
  2. CA01075 ((9Z)-Lycopen-20-ol)
  3. CA00072 ((13Z)-Lycopen-20-ol)
  4. CA00083 (Rhodopinol)
  5. CA00996 (Lycopenal)
  6. CA00997 (Lycopen-19-al)
  7. CA00155 (Rhodopinal)
  8. CA00717 (Okenone)
☀ Pathway unconstructed carotenoids: None
☀ Lycopene biosynthesis type: Bacterial type (Ref.690)

  ☀ 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)




  ☀ CA01075 ((9Z)-Lycopen-20-ol) biosynthesis pathway

   Path: CA00043 (Lycopene) -> CA01131 ((9Z)-Lycopene) -> CA01075 ((9Z)-Lycopen-20-ol)

   See: CR00362 (CA00043 -> CA01131), Proposed reaction (CA01131 -> CA01075)

   Necessary enzymes for those reactions in theory: Non enzymatic reaction (CR00362: CA00043 -> CA01131) --> unknown (CA01131 -> CA01075)




  ☀ CA00083 (Rhodopinol) biosynthesis pathway

   Path: CA00043 (Lycopene) -> CA00072 ((13Z)-Lycopen-20-ol) -> CA00083 (Rhodopinol)

   See: CB000043 (Knwon path in general: CA00043 -> CA00072), similar to CB000014: CA00043 -> CA00073 (proposed reaction: CA00072 -> CA00083)

   Necessary enzymes for those reactions in theory: unknown (CA00043 -> CA00072) --> unknown (CA00072 -> CA00083)




  ☀ CA00996 (Lycopenal) biosynthesis pathway

   Path: CA00060 (Phytoene) -> CA00058 ((all-E)-Phytofluene) -> CA00051 (ζ-Carotene) -> CA00047 (Neurosporene) -> CA00043 (Lycopene) -> CA00072 ((13Z)-Lycopen-20-ol) -> CA00996 (Lycopenal)

   See: CB000043 (Knwon path in general: CA00060 -> CA00058 -> CA00051 -> CA00047 -> CA00043 -> CA00072 -> CA00996)

   Necessary enzymes for those reactions in theory: 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) --> unknown (CA00043 -> CA00072) --> unknown (CA00072 -> CA00996)




  ☀ CA00997 (Lycopen-19-al) biosynthesis pathway

   Path: CA00043 (Lycopene) -> CA01131 ((9Z)-Lycopene) -> CA00997 (Lycopen-19-al)

   See: CR00362 (CA00043 -> CA01131), Proposed reaction (CA01131 -> CA00997)

   Necessary enzymes for those reactions in theory: Non enzymatic reaction (CR00362: CA00043 -> CA01131) --> unknown (CA01131 -> CA00997)




  ☀ CA00155 (Rhodopinal) biosynthesis pathway

   Path: CA00043 (Lycopene) -> CA00073 (Rhodopin) -> CA00155 (Rhodopinal)

   See: CB000044 (Knwon path in Rhodoblastus: CA00043 -> CA00073 -> CA00155)

   Necessary enzymes for those reactions in theory: CrtC (CR00229: CA00043 -> CA00073) --> unknown (CR00018: CA00073 -> CA00155)




  ☀ CA00717 (Okenone) biosynthesis pathway

   Path: CA00043 (Lycopene) -> CA00166 (R.g.Keto-I) -> CA00265 (Thiothece-474) -> CA00717 (Okenone)

   See: CB000054 (Knwon path in purple sulfur bacteria: CA00043 -> CA00166 -> CA00265 -> CA00717)

   Necessary enzymes for those reactions in theory: unknown (CR00339: CA00043 -> CA00166) --> unknown (CR00369: CA00166 -> CA00265) --> unknown (CR00152: CA00265 -> CA00717)



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
Since June 15th, 2015 by Junko Yabuzaki.