A novel orange-colored bimolecular fluorescence complementation (BiFC) assay using monomeric Kusabira-Orange protein

The bimolecular fluorescence complementation (BiFC) assay was developed as a tool for the visualization of protein–protein interactions in living cells. To date, many types of BiFC systems with distinct colors have been developed. Most of the colors in the visible spectrum have been used in BiFC ass...

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出版年:BioTechniques
主要な著者: Yuta Fujii, Ayaka Yoshimura, Yutaka Kodama
フォーマット: 論文
言語:英語
出版事項: Taylor & Francis Group 2018-04-01
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オンライン・アクセス:https://www.future-science.com/doi/10.2144/btn-2017-0121
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author Yuta Fujii
Ayaka Yoshimura
Yutaka Kodama
author_facet Yuta Fujii
Ayaka Yoshimura
Yutaka Kodama
author_sort Yuta Fujii
collection DOAJ
container_title BioTechniques
description The bimolecular fluorescence complementation (BiFC) assay was developed as a tool for the visualization of protein–protein interactions in living cells. To date, many types of BiFC systems with distinct colors have been developed. Most of the colors in the visible spectrum have been used in BiFC assays, with the exception of orange. In this study, we developed an orange-colored BiFC system using the Kusabira-Orange (KO) protein from the stony coral Fungia concinna. To obtain bright BiFC fluorescence, we compared fluorescence intensities of two monomeric KO variants (mKO1 and mKO2) and identified mKO2 as brighter than mKO1. The optimal split site for mKO2-based BiFC was defined by a comparative analysis of complementation efficiency and a signal-to-noise ratio. The resulting mKO2-based BiFC system successfully demonstrated protein dimerization in plant cells as a model experiment. The novel mKO2-based BiFC system will expand the possibility of multicolor BiFC analysis.
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spelling doaj-art-e17c406526b24d30bcae89e5fc10974e2025-08-20T01:11:21ZengTaylor & Francis GroupBioTechniques0736-62051940-98182018-04-0164415316110.2144/btn-2017-0121A novel orange-colored bimolecular fluorescence complementation (BiFC) assay using monomeric Kusabira-Orange proteinYuta Fujii0Ayaka Yoshimura1Yutaka Kodama2Center for Bioscience Research and Education, Utsunomiya University, Tochigi, JapanCenter for Bioscience Research and Education, Utsunomiya University, Tochigi, JapanCenter for Bioscience Research and Education, Utsunomiya University, Tochigi, JapanThe bimolecular fluorescence complementation (BiFC) assay was developed as a tool for the visualization of protein–protein interactions in living cells. To date, many types of BiFC systems with distinct colors have been developed. Most of the colors in the visible spectrum have been used in BiFC assays, with the exception of orange. In this study, we developed an orange-colored BiFC system using the Kusabira-Orange (KO) protein from the stony coral Fungia concinna. To obtain bright BiFC fluorescence, we compared fluorescence intensities of two monomeric KO variants (mKO1 and mKO2) and identified mKO2 as brighter than mKO1. The optimal split site for mKO2-based BiFC was defined by a comparative analysis of complementation efficiency and a signal-to-noise ratio. The resulting mKO2-based BiFC system successfully demonstrated protein dimerization in plant cells as a model experiment. The novel mKO2-based BiFC system will expand the possibility of multicolor BiFC analysis.https://www.future-science.com/doi/10.2144/btn-2017-0121BiFC competition assayGateway cloningKO proteinmulticolor BiFCpGWT35Sprotein interaction
spellingShingle Yuta Fujii
Ayaka Yoshimura
Yutaka Kodama
A novel orange-colored bimolecular fluorescence complementation (BiFC) assay using monomeric Kusabira-Orange protein
BiFC competition assay
Gateway cloning
KO protein
multicolor BiFC
pGWT35S
protein interaction
title A novel orange-colored bimolecular fluorescence complementation (BiFC) assay using monomeric Kusabira-Orange protein
title_full A novel orange-colored bimolecular fluorescence complementation (BiFC) assay using monomeric Kusabira-Orange protein
title_fullStr A novel orange-colored bimolecular fluorescence complementation (BiFC) assay using monomeric Kusabira-Orange protein
title_full_unstemmed A novel orange-colored bimolecular fluorescence complementation (BiFC) assay using monomeric Kusabira-Orange protein
title_short A novel orange-colored bimolecular fluorescence complementation (BiFC) assay using monomeric Kusabira-Orange protein
title_sort novel orange colored bimolecular fluorescence complementation bifc assay using monomeric kusabira orange protein
topic BiFC competition assay
Gateway cloning
KO protein
multicolor BiFC
pGWT35S
protein interaction
url https://www.future-science.com/doi/10.2144/btn-2017-0121
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