核酸天然产品的生物合成和基因组挖掘潜力
Yanan Du1, Anyarat Thanapipatsiri1, Kenichi Yokoyama1,2
1Department of Biochemistry, Duke University School of Medicine, 307 Research Drive, Durham, NC 27710, USA.
Chembiochem : a European journal of chemical biology
|June 26, 2023
概括
使用特定酶的基因组挖掘有助于发现新的核酸天然产品. 这种方法识别了潜在的生物合成基因集群,并预测了核心结构,扩大了我们对自然产品多样性的理解.
科学领域:
- 自然产品生物合成 自然产品生物合成
- 基因组学就是基因组学.
- 生物技术是生物技术.
背景情况:
- 核酸天然产品具有多样化的生物活性,使其成为医学和农业的有价值的.
- 核酸的生物合成途径是分歧的,关键的早期步骤涉及C5'氧化或C5'基扩展.
- 结构多样性源于下游定制酶对核心核酸结构起作用.
研究的目的:
- 探索基因组挖掘,以发现新的核酸天然产品.
- 研究特定酶 (LipL型和NikJ型) 在识别核酸生物合成基因集群中的潜力.
- 为了预测新发现的核酸的核心结构.
主要方法:
- 利用基因组采矿策略,基于已知的核酸的生物合成逻辑.
- 专注于两个关键的酶类型:LipL类型的α-甲酸盐 (α-KG) 和Fe-依赖的氧化酶,以及NikJ类型的激进的S-adenosyl-L-methionine (SAM) 酶.
- 分析基因组数据以识别假定的核酸生物合成基因集群 (BGCs).
主要成果:
- 通过基因组挖掘成功识别了假定的核酸生物合成基因集群 (BGCs).
- 能够预测潜在的新型核酸天然产品的核心结构.
- 揭示了这些生物合成途径的自然分布模式.
结论:
- 采用的基因组挖掘方法对于发现新型核酸天然产品是有效的.
- 这一策略有助于预测核酸结构并了解其流行程度.
- 通过基因组挖掘突出了未来通过基因组挖掘发现各种核酸化合物的潜力.
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