固氮酶的固氮机理和其人工模拟问题的探讨  

Discussion for Mechanism of Nitrogen Fixation in Nitrogenase and Its Synthesis of Manual Simulation

作　　者：张纯喜[1] 

机构地区：[1]中国科学院福建物质结构研究所

出　　处：《化学进展》1997年第2期131-139,共9页Progress in Chemistry

摘　　要：固氮酶将Ｎ２还原为ＮＨ３的过程是自然界实现氮循环的重要环节。本文着重对固氮酶的固氮机理和其活性中心ＦｅＭｏ辅基的人工模拟合成进行探讨，其中包括ＦｅＭｏ蛋白中的质子和电子的传递，ＦｅＭｏ辅基对Ｎ２的活化方式，Ｍｏ原子的作用，固氮活性的测试。最后还就固氮酶的活性中心ＦｅＭｏ辅基的人工模拟合成进行了探讨。The process of nitrogen fixation in nitrogenase is an essential element for the nitrogen cycle in nature.In this article,the emphasis is on the mechanism of nitrogen fixation and the synthesis of manual simulation of FeMo cofactor.Contents include:transfer of proton and electron in FeMo protein,model of the dinitrogen activation by FeMo cofactor,function of molybdenum atom in nitrogenase,measure for activity of nitrogen fixation.The synthesis of manual simulation of FeMo cofactor is also discussed.

关 键 词：固氮酶 固氮机理 人工模拟合成 铁钼辅基 

分 类 号：Q946.5[生物学—植物学]