AN ARTIFICIAL ALLOSTERIC SYSTEM WITHOUT METAL CATION BINDING - REGULATION OF DIPOLAR SPLITTING IN A BIRADICAL BY A NEUTRAL MOLECULAR SUBSTRATE

被引:11
作者
GAGNAIRE, G [1 ]
JEUNET, A [1 ]
PIERRE, JL [1 ]
机构
[1] UNIV JOSEPH FOURIER,CNRS,ETUD DYNAM & STRUCT SELECT LAB,BP 53X,F-38041 GRENOBLE,FRANCE
关键词
BIRADICAL NITROXIDE; DIPOLAR SPLITTING; RPE; ALLOSTERIC REGULATION; MOLECULAR SUBSTRATE;
D O I
10.1016/S0040-4039(00)78897-6
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
An acyclic glycol ether ligand with two nitroxide groups shows in frozen solutions a dipole-dipole interaction only in the presence of thiourea (2D(ZZ) = 159G). The results are discussed in terms of conformational effects that mimic allosteric effects.
引用
收藏
页码:2021 / 2024
页数:4
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