Conditional protein splicing of α-sarcin in live cells.

Abstract:

:Protein splicing technology harnesses the ability of inteins to ligate protein fragments, forming a mature protein. This report describes our effort to engineer rapamycin-dependent protein splicing of a ribotoxin, called α-sarcin. Engineering this system required the investigation of important splicing parameters, including extein context and splicing temperature. We show α-sarcin splicing is dependent on rapamycin, is inducible with rapid kinetics, and triggers apoptosis in HeLa cells. These findings establish a proof-of-concept for a conditional cell ablation strategy.

journal_name

Mol Biosyst

journal_title

Molecular bioSystems

authors

Alford SC,O'Sullivan C,Obst J,Christie J,Howard PL

doi

10.1039/c3mb70387h

subject

Has Abstract

pub_date

2014-04-01 00:00:00

pages

831-7

issue

4

eissn

1742-206X

issn

1742-2051

journal_volume

10

pub_type

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