Table 17G.3 Values of R, for some donor-acceptor pairs* Donor Acсеptor R/nm Naphthalene Dansyl 2.2 Dansyl ODR 4.3 Pyrene Coumarin 3.9 1.5-I AEDANS FITC 4.9 Tryptophan 1.5-I AEDANS 2.2 Tryptophan Haem (heme) 2.9 "Additional values may be found in J.R. Lacowicz, Principles of fluorescence spectros- copy, Kluwer Academic/Plenum, New York (1999). *Abbreviations: Dansyl: 5-dimethylamino-1-naphthalenesulfonic acid FITC: fluorescein 5-isothiocyanate 1.5-I AEDANS: 5-(((2-iodoacetyl)amino)ethyl)amino)naphthalene-1-sulfonic acid (3) ODR: octadecyl-rhodamine

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