产品内容
本酶催化的反应为(1) 2 Flaviolin + 2 Reduced Ferredoxin [Iron-Sulfur] Cluster + 2 H+ + O2 = 3,3'-Biflaviolin + 2 Oxidized Ferredoxin [Iron-Sulfur] Cluster + 2 H2O;;(2) 2 Flaviolin + 2 Reduced Ferredoxin [Iron-Sulfur] Cluster + 2 H+ + O2 = 3,8'-Biflaviolin + 2 Oxidized Ferredoxin [Iron-Sulfur] Cluster + 2 H2O,系统名称为Flaviolin,reduced Ferredoxin:oxygen Oxidoreductase,这种来自土壤细菌天蓝色链霉菌(Streptomyces coelicolor)A3(2) 的细胞色素 P-450(血红素-硫醇盐)酶催化酚氧化 C-C 偶联反应,导致黄素酮(flaviolin)聚合形成双黄素酮或三黄素酮,且不将氧掺入产物 [1,3]。这些产物是高度共轭的色素,保护细菌免受紫外线辐射的有害影响 [1]。