通过先进的有限自动机在表面上进行并行生物分子计算
Michal Soreni1, Sivan Yogev, Elizaveta Kossoy
1Department of Chemistry, Institute of Catalysis Science and Technology, Technion, Israel.
Journal of the American Chemical Society
|March 18, 2005
概括
研究人员开发了一个生物分子有限自动机,使用DNA和酶进行自主计算. 这种可编程系统,具有DNA输入和输出,提升了分子计算能力.
科学领域:
- 生物分子工程 生物分子工程
- 分子计算分子计算
- 合成生物学 合成生物学
背景情况:
- 有限自动机是计算机科学的基本模型.
- 以前的分子自动机的复杂性有限.
- 生物分子系统为新的计算提供了潜力.
研究的目的:
- 使用生物分子设计和实施可编程的3符号-3状态有限自动机.
- 在基于解决方案的系统中演示自主计算.
- 扩展之前报道的分子自动机的功能.
主要方法:
- 使用酶 (内核酶BbvI,T4DNA结合酶) 作为硬件.
- 采用双链DNA寡合体作为输入和软件 (过渡规则).
- 通过限制,杂交和结合反应的循环执行计算.
主要成果:
- 成功创建了一个功能性的3-symbol-3-state生物分子自动机.
- 证明了DNA输入的自主处理以产生DNA输出.
- 将设计扩展到一个理论上的37符号-3状态自动机.
结论:
- 生物分子有限自动机可以自主执行复杂的计算.
- 表面固定输入和SPR技术使实时监控成为可能.
- 这项工作扩大了基于DNA的计算和分子编程的潜力.
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