Ortho green fluorescence protein synthetic chromophore; Excited-state intramolecular proton transfer via a seven-membered-ring hydrogen-bonding system

被引:189
|
作者
Chen, Kew-Yu [1 ]
Cheng, Yi-Ming [1 ]
Lai, Cheng-Hsuan [1 ]
Hsu, Cheng-Chih [1 ]
Ho, Mei-Lin [1 ]
Lee, Gene-Hsiang [1 ]
Chou, Pi-Tai [1 ]
机构
[1] Natl Taiwan Univ, Dept Chem, Taipei 106, Taiwan
关键词
D O I
10.1021/ja070880i
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A structural isomer of the core chromophore (p-HBDI) in green fluorescence protein, o-HBDI, is synthesized. o-HBDI possesses a seven-membered-ring hydrogen bond, from which the excited-state intramolecular proton transfer takes place, resulting in a remarkable tautomer emission of similar to 605 nm.
引用
收藏
页码:4534 / +
页数:3
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