产品内容
本酶催化的反应为15-Cis-Phytoene + 5 Acceptor = All-Trans-3,4-Didehydrolycopene + 5 Reduced Acceptor (Overall Reaction);;(1a) 15-Cis-Phytoene + Acceptor = All-Trans-Phytofluene + Reduced Acceptor;;(1b) All-Trans-Phytofluene + Acceptor = All-Trans-zeta-Carotene + Reduced Acceptor;;(1c) All-Trans-zeta-Carotene + Acceptor = All-Trans-Neurosporene + Reduced Acceptor;;(1d) All-Trans-Neurosporene + Acceptor = All-Trans-Lycopene + Reduced Acceptor;;(1e) All-Trans-Lycopene + Acceptor = All-Trans-3,4-Didehydrolycopene + Reduced Acceptor，系统名称为15-Cis-Phytoene:acceptor Oxidoreductase (3,4-Didehydrolycopene-Forming)，该酶参与类胡萝卜素的生物合成，最多催化五步去饱和化（参见 EC 1.3.99.28（八氢番茄红素去饱和酶（生成链孢番茄红素））、EC 1.3.99.29（八氢番茄红素去饱和酶（生成 ζ-胡萝卜素））和 EC 1.3.99.31（八氢番茄红素去饱和酶（生成番茄红素）））。
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