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陆生植物叶绿体RNA编辑进化分析

, PP. 73-76

Keywords: 进化,叶绿体,RNA编辑,非维管植物,维管植物

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Abstract:

RNA编辑现象存在于除地钱外的所有陆生植物中。对非维管植物(角苔、苔藓)和维管植物(蕨类、双子叶植物)中1514个C-URNA编辑位点从氨基酸转移概率、密码子转移概率、编辑位点在密码子中的位置、编辑位点-1位置碱基出现频率以及编辑位点+1位置碱基出现频率5个方面进行分析发现,双子叶植物叶绿体RNA编辑在密码子转移方面与其他陆生植物类群存在显著差异。

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