Figure 2.
UV-Vis absorption spectra of an eqimolar solution of 4 + 7 (), 3 (
), 4 (
) and 7 (
) (A). UV-Vis absorption spectra of an equimolar solution of 4 + 6 (
), 5 (
) and 6 (
) (B). Enzyme assays demonstrating the selectivity of 3 (1 µM) cleavage by recombinant caspases. Assays were normalized to mg of caspase for each enzyme (C).