Design and use of a back splicing junction probe for pulldown of circular RNA-binding proteins in cell lines

Summary: Due to the unique structure of circular RNAs, it is challenging to use traditional pulldown approaches. Here, we describe the design and use of a probe that spans the back splicing junction (BSJ), enabling interaction with circular RNAs. The probe repeats four times, allowing efficient and...

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Main Authors: Feiya Li, Nan Wu, Qiwei Yang, William W. Du, Javeria Qadir, Burton B. Yang
Format: Article
Language:English
Published: Elsevier 2022-12-01
Series:STAR Protocols
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2666166722005822
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author Feiya Li
Nan Wu
Qiwei Yang
William W. Du
Javeria Qadir
Burton B. Yang
author_facet Feiya Li
Nan Wu
Qiwei Yang
William W. Du
Javeria Qadir
Burton B. Yang
author_sort Feiya Li
collection DOAJ
description Summary: Due to the unique structure of circular RNAs, it is challenging to use traditional pulldown approaches. Here, we describe the design and use of a probe that spans the back splicing junction (BSJ), enabling interaction with circular RNAs. The probe repeats four times, allowing efficient and specific pulldown of circular RNAs and their binding partners. This protocol describes the steps for mouse cardiac fibroblast (MCF) cells; we have also verified the protocol in other cell types.For complete details on the use and execution of this protocol, please refer to Wu et al. (2021). : Publisher’s note: Undertaking any experimental protocol requires adherence to local institutional guidelines for laboratory safety and ethics.
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spelling doaj.art-e66caa3d4ba5476ea7d42e1431a3c8fa2022-12-22T03:01:45ZengElsevierSTAR Protocols2666-16672022-12-0134101702Design and use of a back splicing junction probe for pulldown of circular RNA-binding proteins in cell linesFeiya Li0Nan Wu1Qiwei Yang2William W. Du3Javeria Qadir4Burton B. Yang5Sunnybrook Research Institute, and Department of Laboratory Medicine and Pathobiology, University of Toronto, Toronto, ON, Canada; Corresponding authorSunnybrook Research Institute, and Department of Laboratory Medicine and Pathobiology, University of Toronto, Toronto, ON, CanadaSunnybrook Research Institute, and Department of Laboratory Medicine and Pathobiology, University of Toronto, Toronto, ON, CanadaSunnybrook Research Institute, and Department of Laboratory Medicine and Pathobiology, University of Toronto, Toronto, ON, CanadaSunnybrook Research Institute, and Department of Laboratory Medicine and Pathobiology, University of Toronto, Toronto, ON, CanadaSunnybrook Research Institute, and Department of Laboratory Medicine and Pathobiology, University of Toronto, Toronto, ON, Canada; Corresponding authorSummary: Due to the unique structure of circular RNAs, it is challenging to use traditional pulldown approaches. Here, we describe the design and use of a probe that spans the back splicing junction (BSJ), enabling interaction with circular RNAs. The probe repeats four times, allowing efficient and specific pulldown of circular RNAs and their binding partners. This protocol describes the steps for mouse cardiac fibroblast (MCF) cells; we have also verified the protocol in other cell types.For complete details on the use and execution of this protocol, please refer to Wu et al. (2021). : Publisher’s note: Undertaking any experimental protocol requires adherence to local institutional guidelines for laboratory safety and ethics.http://www.sciencedirect.com/science/article/pii/S2666166722005822RNAseqMolecular biologyMolecular/Chemical probes
spellingShingle Feiya Li
Nan Wu
Qiwei Yang
William W. Du
Javeria Qadir
Burton B. Yang
Design and use of a back splicing junction probe for pulldown of circular RNA-binding proteins in cell lines
STAR Protocols
RNAseq
Molecular biology
Molecular/Chemical probes
title Design and use of a back splicing junction probe for pulldown of circular RNA-binding proteins in cell lines
title_full Design and use of a back splicing junction probe for pulldown of circular RNA-binding proteins in cell lines
title_fullStr Design and use of a back splicing junction probe for pulldown of circular RNA-binding proteins in cell lines
title_full_unstemmed Design and use of a back splicing junction probe for pulldown of circular RNA-binding proteins in cell lines
title_short Design and use of a back splicing junction probe for pulldown of circular RNA-binding proteins in cell lines
title_sort design and use of a back splicing junction probe for pulldown of circular rna binding proteins in cell lines
topic RNAseq
Molecular biology
Molecular/Chemical probes
url http://www.sciencedirect.com/science/article/pii/S2666166722005822
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