Abstract:
:Manipulation of proteins by chemical modification is a powerful way to decipher their function. However, most ribosome-dependent and semi-synthetic methods have limitations in the number and type of modifications that can be introduced, especially in live cells. Here, we present an approach to incorporate single or multiple post-translational modifications or non-canonical amino acids into proteins expressed in eukaryotic cells. We insert synthetic peptides into GFP, NaV1.5 and P2X2 receptors via tandem protein trans-splicing using two orthogonal split intein pairs and validate our approach by investigating protein function. We anticipate the approach will overcome some drawbacks of existing protein enigineering methods.
journal_name
Nat Communjournal_title
Nature communicationsauthors
Khoo KK,Galleano I,Gasparri F,Wieneke R,Harms H,Poulsen MH,Chua HC,Wulf M,Tampé R,Pless SAdoi
10.1038/s41467-020-16208-6subject
Has Abstractpub_date
2020-05-08 00:00:00pages
2284issue
1issn
2041-1723pii
10.1038/s41467-020-16208-6journal_volume
11pub_type
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