产品内容
本酶催化的反应为(1) [C-Phycocyanin beta-Subunit]-Cys84-Phycocyanobilin = Apo-[C-Phycocyanin beta-Subunit] + (2R,3E)-Phycocyanobilin;;(2) [Phycoerythrocyanin beta-Subunit]-Cys84-Phycocyanobilin = Apo-[Phycoerythrocyanin beta-Subunit] + (2R,3E)-Phycocyanobilin;;(3) [Allophycocyanin alpha-Subunit]-Cys84-Phycocyanobilin = Apo-[Allophycocyanin alpha-Subunit] + (2R,3E)-Phycocyanobilin;;(4) [Allophycocyanin beta-Subunit]-Cys84-Phycocyanobilin = Apo-[Allophycocyanin beta-Subunit] + (2R,3E)-Phycocyanobilin;;(5) [C-Phycoerythrin alpha-Subunit]-Cys84-Phycoerythrobilin = Apo-[C-Phycoerythrin alpha-Subunit] + (2R,3E)-Phycoerythrobilin;;(6) [C-Phycoerythrin beta-Subunit]-Cys84-Phycoerythrobilin = Apo-[C-Phycoerythrin beta-Subunit] + (2R,3E)-Phycoerythrobilin;;系统名称为[Phycobiliprotein]-Cys84-Phycobilin:phycobilin Lyase,该酶存在于蓝细菌和红藻中,催化藻胆素色素基团连接到几种藻胆蛋白的半胱氨酸84位(此处编号对应项圈藻 Anabaena 的酶,在其他生物中编号可能略有差异)。它可将藻蓝素连接到C-藻蓝蛋白和藻红蓝蛋白的β亚基以及别藻蓝蛋白的两个亚基上。此外,它还可将藻红素连接到C-藻红蛋白的两个亚基上。