Fluorescence energy transfer on acetylcholinesterase: spatial relationship between peripheral site and active center

Biochemistry ◽  
1980 ◽  
Vol 19 (10) ◽  
pp. 2226-2235 ◽  
Author(s):  
Harvey Alan Berman ◽  
Juan Yguerabide ◽  
Palmer Taylor
2000 ◽  
Vol 280 (2) ◽  
pp. 272-277 ◽  
Author(s):  
Bernhard Oswald ◽  
Frank Lehmann ◽  
Lydia Simon ◽  
Ewald Terpetschnig ◽  
Otto S. Wolfbeis

2013 ◽  
Vol 8 (1) ◽  
pp. 452 ◽  
Author(s):  
Yulia A Gromova ◽  
Anna O Orlova ◽  
Vladimir G Maslov ◽  
Anatoly V Fedorov ◽  
Alexander V Baranov

1995 ◽  
Vol 73 (11) ◽  
pp. 1823-1830 ◽  
Author(s):  
Jie Yang ◽  
Mitchell A. Winnik

A series of cross-linked polyurethane samples, labeled with dyes suitable for fluorescence energy transfer experiments, were prepared (donor, phenanthrene; acceptor, anthracene). Fluorescence decay profiles for these samples were measured as a function of acceptor concentration. These decays obey Förster nonradiative energy transfer kinetics, with an energy transfer critical distance (R0) of 26.7 Å. Fluorescence intensities, calculated from the decays by integrating the decay profiles, also fit the Perrin model, with a quenching radius (Rs) of 25.6 Å. The fluorescence decay profiles were further examined with a distribution analysis method, which also revealed uniformly distributed donors and acceptors in the polymer matrices. Keywords: fluorescence quenching, fluorescence decay, phenanthrene, anthracene, polyurethane.


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