GNA

GNA全名Glycerol nucleic acid，中文直译甘油核酸。是一种与DNA或RNA相似的化学物质，但组成物有所不同。并不存在任何目前已知的自然界生物体内。

GNA的骨架是由许多重复的甘油（DNA与RNA为五碳糖）经由磷酸酯键的连结所组成。虽然甘油分子只有3个碳原子，但GNA仍然可比表现出沃森-克里克碱基配对（A对T；G对C），而且比起DNA与RNA，GNA的碱基配对更为稳定，需要较高的融解温度（Tm）才能解开。

参考文献[编辑]

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