A novel bioactive tyramine derived Schiff base and its transition metal complexes as selective DNA binding agents
作者:N. Raman、S. Sobha、A. Thamaraichelvan
DOI:10.1016/j.saa.2010.12.056
日期:2011.2
mass, IR, UV–vis, 1H NMR and EPR spectral studies. The binding properties of these complexes with calf thymus DNA (CT-DNA) were investigated using electronic absorption spectroscopy, viscosity measurement, cyclic voltammetry and molecular docking analysis. The results reveal that the metal(II) complexes interact with DNA through minor groove binding. The interaction has also been investigated by gel electrophoresis
一种新型的酪胺衍生的席夫碱3-4-二甲氧基亚苄基-4-氨基抗吡啶基-4-氨基乙基苯酚(L)及其一系列过渡金属配合物,类型为ML 2 Cl 2其中M = Cu(II),Ni( II),Co(II)和Zn(II)的设计和合成。它们的结构特征和其他特性是从元素分析,磁化率和摩尔电导率以及质量,IR,UV-vis,1推导出来的1 H NMR和EPR光谱研究。使用电子吸收光谱,粘度测量,循环伏安法和分子对接分析研究了这些复合物与小牛胸腺DNA(CT-DNA)的结合特性。结果表明,金属(II)配合物通过较小的凹槽结合与DNA相互作用。还通过凝胶电泳研究了相互作用。有趣的是,发现在AH 2(抗坏血酸)存在下,所有复合物均能有效切割环状质粒pUC19超卷曲(SC)DNA 。与游离配体相比,该复合物显示出增强的抗真菌和抗菌活性。