产品基本信息

产品名称：5(6)羧基四甲基罗丹明马来酰亚胺

规格：5mg

储存条件：-15℃避光防潮

保质期：12个月

产品物理化学光谱特性

分子量：481.51

溶剂：DMSO

激发波长（nm）：552

发射波长（nm）：578

产品介绍

5(6)羧基四甲基罗丹明马来酰亚胺是美国AAT Bioquest生产的罗丹明类染料 。四甲基罗丹明-5(6)-马来酰亚胺是非常好的荧光标记探针，通过硫醇修饰多肽、核苷酸、核酸，蛋白质形成具有橙色荧光的生物偶联物。马来酰亚胺是硫醇修饰最常用的试剂。大多数蛋白质中，硫醇反应的位点在半胱氨酸残基上，这是蛋白质所固有的，会导致蛋白质中半胱氨酸减少。与碘乙酰胺不同，马来酰亚胺在生理条件下不与组氨酸和甲硫氨酸反应。

参考文献

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