Department of Chemistry, State University of New York at Buffalo, Buffalo, NY 14260, USA.
Angew Chem Int Ed Engl. 2012 Oct 15;51(42):10600-4. doi: 10.1002/anie.201205352. Epub 2012 Sep 20.
We just click: Genetic incorporation of a cyclopropene amino acid CpK (see scheme) site-specifically into proteins in E. coli and mammalian cells was achieved using an orthogonal aminoacyl-tRNA synthetase/tRNA(CUA) pair (CpKRS/MbtRNA(CUA)). Cyclopropene exhibited fast reaction kinetics in the photoclick reaction and allowed rapid (ca. 2 min) labeling of proteins.
通过使用正交氨酰基-tRNA 合成酶/tRNA(CUA)对(CpKRS/MbtRNA(CUA)),可以在大肠杆菌和哺乳动物细胞中将环丙烯氨基酸 CpK(见方案)位点特异性地掺入蛋白质中。环丙烯在光点击反应中表现出快速的反应动力学,并且可以快速(约 2 分钟)标记蛋白质。