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茶树花色素还原酶基因的克隆与原核表达
引用本文:郑华坤,黄志伟,颜霜飞,郑金贵. 茶树花色素还原酶基因的克隆与原核表达[J]. 福建农林大学学报(自然科学版), 2008, 37(6)
作者姓名:郑华坤  黄志伟  颜霜飞  郑金贵
作者单位:福建农林大学农产品品质研究所,福建,福州,350002
基金项目:国家重大基础研究前期研究专项项目,福建省科技厅重大专项前期研究项目,福建省科技创新平台建设项目
摘    要:采用RACE技术,从茶树新品系"1005"的嫩芽中克隆出ANR基因的全长cDNA(1260 bp),其推导的氨基酸序列与茶树、葡萄花色素还原酶的一致性分别为99%和84%;并成功构建了ANR基因的原核表达载体pET-ANR,在大肠杆菌BL21中表达出预期大小(约45 ku)的融合蛋白.

关 键 词:茶树  花色素还原酶  基因克隆  原核表达

Cloning and prokaryotic expression of anthocyanidin reductase gene from Camellia sinensis
ZHENG Hua-kun,HUANG Zhi-wei,YAN Shuang-fei,ZHENG Jin-gui. Cloning and prokaryotic expression of anthocyanidin reductase gene from Camellia sinensis[J]. Journal of Fujian Agricultural and Forestry University, 2008, 37(6)
Authors:ZHENG Hua-kun  HUANG Zhi-wei  YAN Shuang-fei  ZHENG Jin-gui
Abstract:The full-length cDNA(1260 bp) of anthocyanidin reductase gene was cloned from Camellia sinensis "1005" using RACE technique.Its putative amino acid sequence displays 99% and 84% similarity to that of C.sinensis and Viti vinifera ANR.Then,the recombinant pET-ANR was constructed to express anthocyanidin reductase gene in E.coli BL21.The fusion protein with an expected weight(45 ku) was detected by SDS-PAGE.
Keywords:Camellia sinensis  anthocyanidin reductase  gene cloning  prokaryotic expression
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