|本期目录/Table of Contents|

[1]吴三桥,赵冠杰,万健,等.抗菌肽SMAP-29在大肠杆菌中表达条件的优化及纯化研究[J].江苏农业科学,2018,46(09):44-47.
 Wu Sanqiao,et al.Optimization of expression conditions and purification of antibacterial peptide SMAP-29 in Escherichia coli[J].Jiangsu Agricultural Sciences,2018,46(09):44-47.
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抗菌肽SMAP-29在大肠杆菌中表达
条件的优化及纯化研究
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《江苏农业科学》[ISSN:1002-1302/CN:32-1214/S]

卷:
第46卷
期数:
2018年09期
页码:
44-47
栏目:
生物技术
出版日期:
2018-05-05

文章信息/Info

Title:
Optimization of expression conditions and purification of antibacterial peptide SMAP-29 in Escherichia coli
作者:
吴三桥 赵冠杰 万健 陈琛
陕西理工大学生物科学与工程学院/中德天然产物研究所,陕西汉中 723000
Author(s):
Wu Sanqiaoet al
关键词:
抗菌肽SMAP-29pSUMO大肠杆菌原核表达
Keywords:
-
分类号:
S188;Q786
DOI:
-
文献标志码:
A
摘要:
将前期构建的含有pSUMO-SMAP-29的重组质粒转入宿主菌Escherichia coli BL21,对表达菌株的表达条件进行优化,考察诱导剂IPTG浓度、诱导温度和诱导时间对融合蛋白SUMO-SMAP-29表达的影响,用SDS-PAGE电泳、Quantity One及SPSS软件进行分析,并将融合蛋白通过Ni柱进行亲和纯化。研究结果表明,IPTG终浓度为 0.50 mmol/L、诱导温度为30 ℃、诱导表达时间为3 h时融合蛋白的表达量最高,占菌体总蛋白的11.35%。确定重组融合蛋白SUMO-SMAP-29的最优表达条件并纯化得到融合蛋白SUMO-SMAP-29。
Abstract:
-

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期:2016-12-06
基金项目:国家高端外国专家项目(编号:GDW20146100228);陕西省科技统筹创新工程计划(编号:2015KTTSSF01-03、2015HBGC-18);陕西省科技研究发展计划(编号:2015NY070、2016NY-161);陕西省协同创新计划(编号:2016XT-13);陕南秦巴山区生物资源综合开发协同创新中心资助项目[编号:QBXT-Z(P)-15-21]。
作者简介:吴三桥(1962—),男,湖北郧县人,教授,主要从事生物化学与分子生物学研究。E-mail:wsq800318@126.com。
通信作者:陈琛,副教授,主要从事蛋白质与多肽生物化学研究。E-mail:cchen2008@yahoo.com。
更新日期/Last Update: 2018-05-05