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转录基因分析揭示了甜中的储存根皮肤颜色的潜在调节者

Aicen Zhang¹, Hui Yan¹, Wei Tang¹

¹Xuzhou Institute of Agricultural Sciences in Jiangsu Xuhuai District/Key Laboratory of Biology and Genetic Breeding of Sweet Potato, Ministry of Agriculture and Rural Affairs, Xuzhou, China.

|December 8, 2025

概括

甜的皮肤颜色是由参与黄类和类生物合成的基因调节的. 特定的MYB转录因子合作控制这一重要的商业特征.

科学领域:

植物遗传学植物遗传学
分子生物学分子生物学
农业科学农业科学

背景情况:

甜 (Ipomoea batatas) 品种表现出多样化的储存根皮肤颜色 (SRSC).
SRSC是一个关键的商业特征,影响市场性和消费者偏好.

研究的目的:

阐明调节甜储存的分子机制.根皮肤颜色.
为了确定关键的基因和转录因子参与SRSC确定.

主要方法:

两种对比的甜克隆 (M1-125和M1-125T) 的转录组测序.
对差异表达基因 (DEGs) 的比较分析.
蛋白质与蛋白质相互作用 (PPI) 网络分析,遗传学分析和表达模式分析.

主要成果:

根皮中的DEGs被丰富在黄类和安托类生物合成途径中.
关键的结构基因 (CHS,CHI,F3H,DFR) 显示出差异性的表达.
一个MYB转录因子子集 (IbMYB75,IbMYB3,IbMYB6,IbMYB4) 被确定为SRSC的潜在合作调节者.

结论:

确定了关键基因和MYB转录因子,参与甜皮肤颜色调节.
提供了对SRSC分子基础的基础见解.
提供了旨在修改甜色彩特征的育种计划的潜在目标.

关键词:

安东基亚氨基酸是一种安东基亚氨基酸.基因表达基因表达基因表达这就是MYBs.存储根皮肤颜色存储皮肤颜色甜是一种甜.

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