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A chemoenzymatic approach enables the site-specific conjugation of recombinant proteins

文献类型:期刊论文

作者Wang, Yan2,3; Dong, Mingming1,2; Ye, Mingliang2,3
刊名ELECTROPHORESIS
出版日期2019-08-01
卷号40期号:16-17页码:2125-2128
关键词Biorthogonal chemistry Chemoenzymatic approach Site-specific conjugation Tyrosine phosphorylation
ISSN号0173-0835
DOI10.1002/elps.201800528
通讯作者Ye, Mingliang(mingliang@dicp.ac.cn)
英文摘要Many biotechniques including protein microarray, drug screening, biosensors rely on the immobilization of recombinant proteins on the solid supports. It is well known that random orientation of the immobilized proteins could impair their biologic functions. Thus, it is very important to develop new site-specific immobilization approach. In this study, we presented a chemoenzymatic approach for site-specific conjugation of recombinant proteins onto solid support. In this strategy, the affinity tag on recombinant protein was enzymatically cleaved to expose the N-terminal serine, which was oxidized to carry an aldehyde group and was then covalently coupled to hydrazide resin through hydrazone ligation. As this approach takes advantage of the most frequently used TEV protease, it requires no further sequence design on recombinant protein. This method was validated by site specific coupling of a synthetic peptide and a recombinant protein onto solid supports. It was found that the site specific immobilized SH2 domain is functional and could be used to enrich tyrosine phosphorylated peptides.
WOS关键词IDENTIFICATION ; ENRICHMENT ; SORTASE ; QUANTIFICATION ; PEPTIDES
WOS研究方向Biochemistry & Molecular Biology ; Chemistry
语种英语
WOS记录号WOS:000478750500013
出版者WILEY
源URL[http://cas-ir.dicp.ac.cn/handle/321008/173683]  
专题大连化学物理研究所_中国科学院大连化学物理研究所
通讯作者Ye, Mingliang
作者单位1.Dalian Ocean Univ, Dalian, Peoples R China
2.Univ Chinese Acad Sci, CAS Key Lab Separat Sci Analyt Chem, Beijing 00049, Peoples R China
3.Chinese Acad Sci, Dalian Inst Chem Phys, Natl Chromatog R&A Ctr, Dalian, Peoples R China
推荐引用方式
GB/T 7714
Wang, Yan,Dong, Mingming,Ye, Mingliang. A chemoenzymatic approach enables the site-specific conjugation of recombinant proteins[J]. ELECTROPHORESIS,2019,40(16-17):2125-2128.
APA Wang, Yan,Dong, Mingming,&Ye, Mingliang.(2019).A chemoenzymatic approach enables the site-specific conjugation of recombinant proteins.ELECTROPHORESIS,40(16-17),2125-2128.
MLA Wang, Yan,et al."A chemoenzymatic approach enables the site-specific conjugation of recombinant proteins".ELECTROPHORESIS 40.16-17(2019):2125-2128.

入库方式: OAI收割

来源:大连化学物理研究所

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