Seyedsayamdost, M., Argirevic, T., Minniham, E., Stubbe, J., & Bennati, M. (2009). Structural examination of the transient 3-aminotyrosyl radical on the PCET pathway of E. coli ribonucleotide reductase by multifrequency EPR spectroscopy. Journal of the American Chemical Society, 131(43), 15729-15738. Retrieved from http://pubs.acs.org/doi/pdfplus/10.1021/ja903879w.