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RESOLUTION OF THE CONFORMATIONAL DISTRIBUTION AND DYNAMICS OF A FLEXIBLE MOLECULE USING FREQUENCY-DOMAIN FLUOROMETRY
被引:25
|作者:
LAKOWICZ, JR
[1
]
KUSBA, J
[1
]
WICZK, W
[1
]
GRYCZYNSKI, I
[1
]
SZMACINSKI, H
[1
]
JOHNSON, ML
[1
]
机构:
[1] UNIV VIRGINIA,DEPT PHARMACOL,CHARLOTTESVILLE,VA 22908
关键词:
FLUORESCENCE;
MOLECULAR DYNAMICS;
CONFORMATIONAL ANALYSIS;
RESONANCE ENERGY TRANSFER;
FREQUENCY-DOMAIN FLUOROMETRY;
D O I:
10.1016/0301-4622(91)85008-E
中图分类号:
Q5 [生物化学];
Q7 [分子生物学];
学科分类号:
071010 ;
081704 ;
摘要:
We report the first resolution of both the conformational distribution and end-to-end diffusion coefficient of a flexible molecule. This molecular information was recovered using only the donor intensity decay in a single solvent at a single viscosity, as observed by the technique of frequency-domain fluorometry. This technique can be extended to meaurements of structural fluctuations of biological macromolecules.
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页码:79 / 84
页数:6
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