Chemical Synthesis of the Highly Hydrophobic Antiviral Membrane‐Associated Protein IFITM3 and Modified Variants

Abstract: Interferon‐induced transmembrane protein 3 (IFITM3) is an antiviral transmembrane protein that is thought to serve as the primary factor for inhibiting the replication of a large number of viruses, including West Nile virus, Dengue virus, Ebola virus, and Zika virus. Production of this 14.5 kDa, 133‐residue transmembrane protein, especially with essential posttranslational modifications, by recombinant expression is challenging. In this report, we document the chemical synthesis of IFTIM3 in multi‐milligram quantities (>15 mg) and the preparation of phosphorylated and fluorescent variants. The synthesis was accomplished by using KAHA ligations, which operate under acidic aqueous/organic mixtures that excel at solubilizing even the exceptionally hydrophobic C‐terminal region of IFITM3. The synthetic material is readily incorporated into model vesicles and forms the basis for using synthetic, homogenous IFITM3 and its derivatives for further studying its structure and biological mode of action.

Standort
Deutsche Nationalbibliothek Frankfurt am Main
Umfang
Online-Ressource
Sprache
Englisch

Erschienen in
Chemical Synthesis of the Highly Hydrophobic Antiviral Membrane‐Associated Protein IFITM3 and Modified Variants ; volume:129 ; number:41 ; year:2017 ; pages:12813-12817 ; extent:5
Angewandte Chemie ; 129, Heft 41 (2017), 12813-12817 (gesamt 5)

Urheber
Harmand, Thibault J.
Pattabiraman, Vijaya R.
Bode, Jeffrey W.

DOI
10.1002/ange.201707554
URN
urn:nbn:de:101:1-2022091608572838580269
Rechteinformation
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Letzte Aktualisierung
15.08.2025, 07:23 MESZ

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