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两个Leuconostoc carnosum菌株的完整基因组序列:4010和AMS1

Ran Li^1,2, Cédric Lood³, Timo M Takala²

¹College of Food Science, Sichuan Agricultural University, Ya'an, Sichuan, China.

Microbiology resource announcements

|February 5, 2024

概括

Leuconostoc carnosum细菌可以破坏肉类,但有些菌株产生细菌素,作为天然防腐剂. 基因组测序揭示了这些保护基因集群位于研究的两种菌株中的质粒上.

科学领域:

微生物学微生物学
食品科学食品科学食品科学
基因组学就是基因组学.

背景情况:

*Leuconostoc carnosum是一种经常涉及肉类腐烂的细菌物种.
* 某些L. carnosum菌株具有与细菌素生产相关的防腐性能.
* 细菌素是抗微生物,在食品防腐中具有潜在的应用.

研究的目的:

* 确定两个L. carnosum菌株的完整基因组序列:4010和AMS1.1.
* 调查这些菌株中细菌素生产的遗传基础.
* 为了确定L. carnosum基因组中与细菌素相关的基因集群的位置.

主要方法:

*Leuconostoc carnosum菌株4010和AMS1.1的全基因组测序研究
*生物信息分析以识别基因群,特别是与细菌合成相关的基因群.
* 塑DNA提取和测序以确认基因定位.

主要成果:

*成功获得了L. carnosum菌株4010和AMS1的完整基因组序列.
* 在两种测序的菌株中都发现了与细菌素相关的基因群.
*这些细菌素基因集群位于L. carnosum 4010和AMS1.1的等离子体上.

结论:

*L. carnosum菌株4010和AMS1的基因组提供了宝贵的遗传资源.
* 塑体上存在细菌素基因集群表明细菌素传播的移动遗传元件机制.
*了解L. carnosum中细菌素生产的遗传基础,可以帮助开发新的食品保存策略.

关键词:

莱科诺斯托克的肉类.细菌是一种细菌.基因组序列的测序

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