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Protein Delivery by PTDs/CPPs

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Cell Penetrating Peptides

Part of the book series: Methods in Molecular Biology ((MIMB,volume 2383))

Abstract

The ability to deliver or transduce proteins into cells allows for the manipulation of cell biology in culture, preclinical models, and potentially human disease. Fusion proteins containing the TAT peptide transduction domain (PTD), also known as cell-penetrating peptide (CPP), allow for delivery of a wide variety of proteins, including enzymes, transcription factors, tumor suppressor proteins, and many more. TAT-fusion proteins are generated cloning in-frame into the pTAT-HA plasmid, then transformed into E. coli for expression, and purified by the 6-His affinity tag over Ni-NTA column, followed by a final IEX FPLC purification step.

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Correspondence to Steven F. Dowdy .

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© 2022 The Author(s), under exclusive license to Springer Science+Business Media, LLC, part of Springer Nature

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Palm-Apergi, C., Dowdy, S.F. (2022). Protein Delivery by PTDs/CPPs. In: Langel, Ü. (eds) Cell Penetrating Peptides. Methods in Molecular Biology, vol 2383. Humana, New York, NY. https://doi.org/10.1007/978-1-0716-1752-6_17

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  • DOI: https://doi.org/10.1007/978-1-0716-1752-6_17

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  • Publisher Name: Humana, New York, NY

  • Print ISBN: 978-1-0716-1751-9

  • Online ISBN: 978-1-0716-1752-6

  • eBook Packages: Springer Protocols

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