MetaCyc Pathway: echinenone and zeaxanthin biosynthesis (Synechocystis) in Sphingomonas koreensis DSMZ 15582

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Reactions and Genes L-Proline (N)
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β-carotene + 2 a plastoquinone + H2O→echinenone + 2 a plastoquinol
No genes
β-carotene + dioxygen + 2 H+ + 2 a reduced ferredoxin [iron-sulfur] cluster→β-cryptoxanthin + 2 an oxidized ferredoxin [iron-sulfur] cluster + H2O (EC 1.14.15.24)
Ga0059261_2276 -1.4
echinenone + NADH + dioxygen + H+→3'-hydroxyechinenone + NAD+ + H2O
No genes
β-cryptoxanthin + dioxygen + 2 H+ + 2 a reduced ferredoxin [iron-sulfur] cluster→zeaxanthin + 2 an oxidized ferredoxin [iron-sulfur] cluster + H2O (EC 1.14.15.24)
Ga0059261_2276 -1.4

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Candidate genes for each reaction are identified from best hits to MetaCyc; by matching EC numbers (which are assigned by TIGRFam, SEED, or best hits to KEGG); or by matching SEED roles to KEGG reactions to MetaCyc reactions. See the "Protein" tab of each gene for more information