在基因组中编码的布罗梅林亚家族蛋白酶的识别
Ashley G Yow1,2, Hamed Bostan1,2, Roberto Young3
1Department of Horticultural Science, North Carolina State University, Raleigh, NC, 27695, USA.
Scientific reports
|July 18, 2023
概括
研究人员在中发现了胺基因,揭示了它们的进化起源和表达模式. 这项研究为开发这些有价值的植物蛋白酶的新应用提供了基础.
科学领域:
- 植物生物化学和分子生物学
- 基因组学和生物信息学
- 酶学 是一种酶学.
背景情况:
- 帕帕因 (C1A) 家族蛋白酶,包括胺蛋白,对于植物发育至关重要,并具有多样化的应用.
- 特定于叶类的叶蛋白主要来自,这突显了它们的经济重要性.
- 以前的研究缺乏对胺基因的全面查和对其进化历史的理解.
研究的目的:
- 使用MD2 v2组件在基因组中识别编码胺基因.
- 为了阐明中布罗梅林子家族的进化起源和扩张.
- 为了将已识别的基因与商业胺产品中的酶相关联,并分析基因表达模式.
主要方法:
- 帕帕因家族蛋白酶的正统学和遗传学分析.
- 对子家族起源的重复模式和合成分析.
- 商用胺产品的蛋白质组学分析.
- 使用转录组数据和RT-qPCR进行基因表达分析.
主要成果:
- 一个单一的正统组 (189) 和基因组 (XIII) 已被确定为松applebromelain子家族.
- 复制和合成分析揭示了胺基因的起源和扩张机制.
- 商业产品中的四种胺酶与四个假定的胺基因有关.
- 31个papain家族基因,包括bromelains,显示了组织特异性和发育阶段特异性上调.
结论:
- 这项研究提供了第一个全面的鉴定和进化分析松apple bromelain基因.
- 这些发现将特定的基因与商业酶联系起来,并揭示了它们的表达特征.
- 结果为未来的应用奠定了基础,包括增强黑素含量和探索治疗潜力.
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