カーベンの化学移転をバイオシンセシスに完全に統合
Jing Huang1,2,3, Andrew Quest4,5, Pablo Cruz-Morales1,2,6
1Biological Systems and Engineering Division, Lawrence Berkeley National Laboratory, Berkeley, CA, USA.
Nature
|May 3, 2023
まとめ
この研究は,細胞内カルベンの伝達反応を可能にする生物合成のための微生物のプラットフォームを開発した. このアプローチにより,細胞代謝を用いた新しい有機分子の費用対効果の高い生産が可能になります.
科学分野:
- バイオテクノロジー
- 合成生物学
- 有機化学
背景:
- バイオシンセシスは 自然と新しい製品への 持続可能な経路を提供します
- 生物学的システムには多くの合成反応が欠けていて,製品の範囲を制限しています.
- 細胞内でのカルベンの移転は 外因的反応剤を必要とし スケールアップを阻害した.
研究 の 目的:
- 細胞内アビオロギーカルベンの伝達反応のための微生物のプラットフォームを開発する.
- 複雑な有機分子の 費用対効果の高い生物合成を可能にします
- 細胞の代謝で利用できる 製品の範囲を拡大する
主な方法:
- 細胞内アザセリンの生成を設計した
- ステロンのサイクロプロパン化のためのカルベンのドナーとして細胞内アザセリンを使用した.
- 合成P450変異体と ネイティブコファクターを触媒として使った.
主要な成果:
- 微生物生物合成遺伝子群で アザセリンを成功裏に生成した.
- スチレン・サイクロプロパネーションのための細胞内カルベンの移転が実証された.
- エンジニアリングされたP450を用いて良好なダイアステレオ選択性と適度な収量を達成した.
結論:
- 細胞内カルベン伝達反応のためのスケーラブルな微生物プラットフォームを確立した.
- 細胞代謝で製造可能な製品の範囲を拡大した.
- 自然と自然に新しい製品の機能化を促進しました.
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