An improved fluorescent tag and its nanobodies for membrane protein expression, stability assay, and purification

In this work, the authors demonstrate that a coral thermostable GFP (TGP) is an improved tag compared to conventional GFPs. In addition to reporting melting point stability at temperatures near 90 °C, its fusion also helps increase expression levels of test membrane proteins. They further generated...

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Main Authors: Hongmin Cai, Hebang Yao, Tingting Li, Cedric A. J. Hutter, Yanfang Li, Yannan Tang, Markus A. Seeger, Dianfan Li
Format: Article
Language:English
Published: Nature Portfolio 2020-12-01
Series:Communications Biology
Online Access:https://doi.org/10.1038/s42003-020-01478-z
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author Hongmin Cai
Hebang Yao
Tingting Li
Cedric A. J. Hutter
Yanfang Li
Yannan Tang
Markus A. Seeger
Dianfan Li
author_facet Hongmin Cai
Hebang Yao
Tingting Li
Cedric A. J. Hutter
Yanfang Li
Yannan Tang
Markus A. Seeger
Dianfan Li
author_sort Hongmin Cai
collection DOAJ
description In this work, the authors demonstrate that a coral thermostable GFP (TGP) is an improved tag compared to conventional GFPs. In addition to reporting melting point stability at temperatures near 90 °C, its fusion also helps increase expression levels of test membrane proteins. They further generated synthetic nanobodies against TGP to facilitate purification.
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spelling doaj.art-baab4a34e2bb410bbf23d2caba607e372022-12-21T20:36:46ZengNature PortfolioCommunications Biology2399-36422020-12-013111610.1038/s42003-020-01478-zAn improved fluorescent tag and its nanobodies for membrane protein expression, stability assay, and purificationHongmin Cai0Hebang Yao1Tingting Li2Cedric A. J. Hutter3Yanfang Li4Yannan Tang5Markus A. Seeger6Dianfan Li7University of Chinese Academy of Sciences, National Center for Protein Science Shanghai, CAS Center for Excellence in Molecular Cell Science, Shanghai Institute of Biochemistry and Cell Biology, Chinese Academy of SciencesUniversity of Chinese Academy of Sciences, National Center for Protein Science Shanghai, CAS Center for Excellence in Molecular Cell Science, Shanghai Institute of Biochemistry and Cell Biology, Chinese Academy of SciencesUniversity of Chinese Academy of Sciences, National Center for Protein Science Shanghai, CAS Center for Excellence in Molecular Cell Science, Shanghai Institute of Biochemistry and Cell Biology, Chinese Academy of SciencesInstitute of Medical Microbiology, University of ZurichUniversity of Chinese Academy of Sciences, National Center for Protein Science Shanghai, CAS Center for Excellence in Molecular Cell Science, Shanghai Institute of Biochemistry and Cell Biology, Chinese Academy of SciencesUniversity of Chinese Academy of Sciences, National Center for Protein Science Shanghai, CAS Center for Excellence in Molecular Cell Science, Shanghai Institute of Biochemistry and Cell Biology, Chinese Academy of SciencesInstitute of Medical Microbiology, University of ZurichUniversity of Chinese Academy of Sciences, National Center for Protein Science Shanghai, CAS Center for Excellence in Molecular Cell Science, Shanghai Institute of Biochemistry and Cell Biology, Chinese Academy of SciencesIn this work, the authors demonstrate that a coral thermostable GFP (TGP) is an improved tag compared to conventional GFPs. In addition to reporting melting point stability at temperatures near 90 °C, its fusion also helps increase expression levels of test membrane proteins. They further generated synthetic nanobodies against TGP to facilitate purification.https://doi.org/10.1038/s42003-020-01478-z
spellingShingle Hongmin Cai
Hebang Yao
Tingting Li
Cedric A. J. Hutter
Yanfang Li
Yannan Tang
Markus A. Seeger
Dianfan Li
An improved fluorescent tag and its nanobodies for membrane protein expression, stability assay, and purification
Communications Biology
title An improved fluorescent tag and its nanobodies for membrane protein expression, stability assay, and purification
title_full An improved fluorescent tag and its nanobodies for membrane protein expression, stability assay, and purification
title_fullStr An improved fluorescent tag and its nanobodies for membrane protein expression, stability assay, and purification
title_full_unstemmed An improved fluorescent tag and its nanobodies for membrane protein expression, stability assay, and purification
title_short An improved fluorescent tag and its nanobodies for membrane protein expression, stability assay, and purification
title_sort improved fluorescent tag and its nanobodies for membrane protein expression stability assay and purification
url https://doi.org/10.1038/s42003-020-01478-z
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