将[Pasteurella]Langaaensis重新分类为Alitibacter langaaensis gen. nov., comb. 这是一种新鲜的植物. 没有了,没有了
Magne Bisgaard1, Henrik Christensen2
1Bisgaard Consulting, 40 Horsevænget, DK-4130 Viby Sjælland, Denmark.
概括
帕斯图雷拉兰加属 (Pasteurella langaaensis) 是多种类的,与其他帕斯图雷拉属无关. 遗传学和基因组分析支持将其重新分类为一个新的属,Alitibacter langaaensis.
科学领域:
- 微生物学 微生物学
- 细菌的分类学 细菌的分类学
- 基因组学就是基因组学.
背景情况:
- 帕斯泰雷拉属 (Pasteurella) 是帕斯泰雷拉科 (Pasteurellaceae) 家族中的一个多样化的格拉姆阴性细菌群.
- 之前对Pasteurella langaaensis的分类表明它与Pasteurella multocida有着密切的关系,需要进一步调查.
研究的目的:
- 通过分子和基因组方法来澄清Pasteurella langaaensis的分类学位置.
- 为了确定帕斯图雷拉 (Pasteurella langaaensis) 是否值得重新归类为一个新属.
主要方法:
- 16S rRNA基因序列分析用于遗传学比较.
- 全基因组测序以预测数字DNA-DNA杂交 (dDDH) 值.
- 对连接保存的蛋白质序列的遗传学分析.
主要成果:
- 16S rRNA基因基因表系表明,Pasteurella langaaensis是多种类的,并且在属级别上与其他Pasteurellaceae无关.
- 预测的dDDH值显示与其他物种的相关性很低,证实了不同的物种级分类学地位.
- 对保存的蛋白质的遗传学分析支持了一个独特的位置,有资格获得新的属名称.
- 对于16S rRNA和保存蛋白质,Actinobacillus rossii的最高序列一致性被观察到.
结论:
- 在分类学上,Pasteurella langaaensis是不同的,不属于Pasteurella属.
- 拟议的新属,阿利提巴克特,与物种阿利提巴克特兰加亚内斯基 (Alitibacter langaaensis gen. nov., comb. Nov.,得到了植物遗传学和基因组学数据的支持.
- 阿利蒂巴克特兰加虫 (Alitibacter langaaensis) 可以通过表型和基因型特征从其他巴斯图雷拉属区分开来.
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