ESI mass spectra show that up to five ruthenium molecules can bind non-covalently to double stranded 16mer DNA, and provide information on the relative affinity and DNA sequence selectivity of different ruthenium complexes.
History
Citation
Beck, J. L., Gupta, R., Urathamakul, T., Williamson, N. L., Sheil, M., Aldrich-Wright, J. & Ralph, S. F. (2003). Probing DNA selectivity of ruthenium metallointercalators using ESI mass spectrometry. Chemical Communications, (5), 626-627.