We demonstrate the synthesis and spectroscopic characterization of an unusual high spin (S = 7/2) [Cu–3Fe–4S] cluster in a member of the radical-SAM enzymes. This is the first step in using synthetic [Me–3Fe–4S] clusters for obtaining new insight into the mechanism of radical-SAM catalysis.
![Graphical abstract: Evidence for the synthesis of an unusual high spin (S = 7/2) [Cu–3Fe–4S] cluster in the radical-SAM enzyme RSAD2 (viperin)](/en/Image/Get?imageInfo.ImageType=GA&imageInfo.ImageIdentifier.ManuscriptID=C8CC03565B&imageInfo.ImageIdentifier.Year=2018)
K. Honarmand Ebrahimi, C. Silveira and S. Todorovic, Chem. Commun., 2018, 54, 8614 DOI: 10.1039/C8CC03565B
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