2 a plastoquinone + 15-cis-phytoene <=> 9,9',15-tri-cis-zeta-carotene + 2 a plastoquinol
2 a plastoquinone + 15-cis-phytoene <=> 9,9',15-tri-cis-zeta-carotene + 2 a plastoquinol
2 a plastoquinone + 15-cis-phytoene <=> 9,9',15-tri-cis-zeta-carotene + 2 a plastoquinol
2 a plastoquinone + 15-cis-phytoene <=> 9,9',15-tri-cis-zeta-carotene + 2 a plastoquinol