SORTing through the proteome: A versatile method has been developed for the incorporation of a novel 1,3-disubstituted cyclopropene amino acid into the proteome in response to a variety of sense codons and subsequent labeling. Incorporation can be confined to certain tissues by the selective expression of an orthogonal tRNA synthetase under cell-selective promoters.
Keywords: bio-orthogonal chemistry; cycloaddition; genetic code expansion; proteomics; synthetases.
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