J4

• 生命科学 • 上一篇    下一篇

原核表达载体pHsaE1αβ的构建和人丙酮酸脱氢酶的表达与纯化

吴永革1, 黄昌益2, 李 惟1, Ronald Dugglby 2   

  1. 1. 吉林大学生命科学学院疫苗研究中心, 长春 130012; 2. 澳大利亚昆士兰大学生物化学系, 布里斯班 QLD 4072
  • 收稿日期:2004-10-18 修回日期:1900-01-01 出版日期:2005-07-26
  • 通讯作者: 吴永革

Construction of Prokaryotic Expression Vector pHsaE1αβ and Expression and Purification of Human Pyruvate Dehydrogenase

WU Yong-ge1, HUANG Chang-yi2, LI Wei1, Ronald Dugglby2   

  1. 1. Vaccine Research Center, College of Life Science, Jilin University, Changchun 130012, China; 2. Department of Biochemistry and Molecular Biology, University of Queensland, Brisbane QLD 4072, Australia
  • Received:2004-10-18 Revised:1900-01-01 Online:2005-07-26
  • Contact: WU Yong-ge

摘要: 以质粒pQE9为原型载体, 将编码hPDH的α和β亚基的cDNA串联克隆到该载体上, 成功地构建了hPDH基因的表达载体pHsaE1αβ. 并在大肠杆菌中表达了hPDH, 通过 亲和层析法进行纯化, 对一些生物化学性质进行表征.

关键词: 人丙酮酸脱氢酶, 克隆, 表达载体

Abstract: The cDNA of α and β subunit of human pyruvate dehydro genase(hPDH) was cloned to pQE9, in tandom, for construction of expression vector pHsaE1αβ. The recombined hPDH was expressed in E.coli. The protei n was purified by affinity chromatography. Its biochemical properties were chara cterized.

Key words: human pyruvate dehydrogenase, cloning, expression vector

中图分类号: 

  • Q782