猪鼻 (Carettochelys insculpta) 的染色体层次的基因组组合
Ye Li1, Yuxuan Liu1, Jiangmin Zheng1
1Shaanxi Key Laboratory of Qinling Ecological Intelligent Monitoring and Protection, School of Ecology and Environment, Northwestern Polytechnical University, Xi'an, 710072, China.
Scientific data
|March 24, 2024
概括
猪鼻的基因组被测序,提供了染色体水平的组合. 这种至关重要的资源有助于保护和了解这个危水生物种.
科学领域:
- 基因组学就是基因组学.
- 类学 类学 类学 类学
- 保护生物学 保护生物学
背景情况:
- 猪鼻 (Carettochelys insculpta) 是Carettochelyidae家族中唯一一个物种.
- 它是Trionychia的独特成员,完全适应水生环境.
- 这种物种目前正面临灭绝的危险,需要进一步的研究来保护.
研究的目的:
- 为了生成一个高质量的染色体水平的基因组组合猪鼻.
- 为了解水生适应提供一个有价值的基因组资源.
- 为了支持这个危物种的保护工作.
主要方法:
- 采用了高保真度 (HiFi) 和Hi-C测序技术.
- 产生了染色体水平的基因组组.
- 有注释的基因和重复的序列.
主要成果:
- 基因组组件跨越2.18Gb,具有N50的126Mb.
- 该组合包括34个染色体,占基因组的99.6%.
- 取得了超过95%的BUSCO得分,并与Rafetus swinhoei表现出强烈的对线性.
结论:
- 染色体尺度基因组组合是猪鼻研究的重要资源.
- 提供了对物种独特水生适应性的见解.
- 形成了未来研究乌基因组学和保护的基础.
相关概念视频
Genome Annotation and Assembly
18.8K
The genome refers to all of the genetic material in an organism. It can range from a few million base pairs in microbial cells to several billion base pairs in many eukaryotic organisms. Genome assembly refers to the process of taking the DNA sequencing data and putting it all back together in a correct order to create a close representation of the original genome. This is followed by the identification of functional elements on the newly assembled genome, a process called genome annotation.
18.8K
Evolutionary Relationships through Genome Comparisons
5.7K
Genome comparison is one of the excellent ways to interpret the evolutionary relationships between organisms. The basic principle of genome comparison is that if two species share a common feature, it is likely encoded by the DNA sequence conserved between both species. The advent of genome sequencing technologies in the late 20th century enabled scientists to understand the concept of conservation of domains between species and helped them to deduce evolutionary relationships across diverse...
5.7K
Multi-species Conserved Sequences
3.9K
Next-generation sequencing technologies have created large genomic databases of a variety of animals and plants. Ever since the human genome project was completed, scientists studied the genome of primates, mammals, and other phylogenetically distant living beings. Such large-scale studies have provided new insights into the evolutionary relationship between organisms.
Although the genome of each species varies greatly from each other, a few sequences are highly conserved. Such conserved...
Although the genome of each species varies greatly from each other, a few sequences are highly conserved. Such conserved...
3.9K


