‘Traceless’ tracing of proteins – high-affinity trans-splicing directed by a minimal interaction pair

Author:

Braner M.1234,Kollmannsperger A.1234,Wieneke R.1234,Tampé R.1234ORCID

Affiliation:

1. Institute of Biochemistry, Biocenter, and Cluster of Excellence – Macromolecular Complexes

2. Goethe-University Frankfurt

3. 60438 Frankfurt/M.

4. Germany

Abstract

Using a minimal lock-and-key element the affinity between the intein fragments for N-terminal protein trans-splicing was significantly increased, allowing for site-specific, ‘traceless’ covalent protein labeling in living mammalian cells at nanomolar probe concentrations.

Funder

Deutsche Forschungsgemeinschaft

Publisher

Royal Society of Chemistry (RSC)

Subject

General Chemistry

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